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Einstein Probe catches X-ray odd couple

Lobster-eye satellite Einstein Probe captured the X-ray flash from a very elusive celestial pair. The discovery opens a new way to explore how massive stars interact and evolve, confirming the unique...

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Flickers and flares: Milky Way's central black hole constantly bubbles with...

Astrophysicists have observed our central supermassive black hole. They found the accretion disk is constantly emitting flares without periods of rest. Shorter, faint flares and longer, bright flares...

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In ancient stellar nurseries, some stars are born of fluffy clouds

Researchers have found that stars in the early universe may have formed from 'fluffy' molecular clouds. Using the ALMA telescope to observe the Small Magellanic Cloud -- whose environment is similar to...

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Gulf of Mars: Rover finds evidence of 'vacation-style' beaches on Mars

Mars may have once been home to sun-soaked, sandy beaches with gentle, lapping waves according to a new study.

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The galactic journey of our solar system

Astronomers have discovered that the Solar System traversed the Orion star-forming complex, a component of the Radcliffe Wave galactic structure, approximately 14 million years ago. This journey...

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Today's forecast: Partially cloudy skies on an 'ultra-hot Neptune'

Using the James Webb Space Telescope, astronomers investigate the extreme weather patterns and atmospheric properties of exoplanet LTT 9779 b. New JWST observations with NIRISS reveal a dynamic...

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Why is Mars red? Scientists may finally have the answer

A new study shows a water-rich mineral could explain the planet's color -- and hint at its wetter, more habitable past.

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ESO observations help almost fully rule out 2024 YR4 asteroid impact

New observations of 2024 YR4 conducted with the European Southern Observatory's Very Large Telescope (ESO's VLT) and facilities around the world have all but ruled out an impact of the asteroid with...

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Adsorptive regolith on Mars soaks up water, researchers reveal

Researchers are looking underfoot to uncover the mysterious past of Mars: Martian regoliths in the soil. Their water storage capabilities may help us understand the change in water on Mars over time.

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Lunar Trailblazer blasts off to map water on the moon

On Wednesday 26 February, a thermal imaging camera blasted off to the Moon as part of NASA's Lunar Trailblazer mission. This aims to map sources of water on the Moon to shed light on the lunar water...

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NASA's Hubble provides bird's-eye view of Andromeda galaxy's ecosystem

Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped object roughly the angular size of the full Moon. What backyard observers don't...

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The International Space Station is overly sterile; making it 'dirtier' could...

Astronauts often experience immune dysfunction, skin rashes, and other inflammatory conditions while traveling in space. A new study suggests that these issues could be due to the excessively sterile...

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Designing a satellite to hunt small space debris

Scientists are designing a satellite and instruments capable of detecting space debris as small as 1 centimeter, less than one-half inch. Debris that small, which cannot currently be detected from the...

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NASA's Hubble finds Kuiper Belt duo may be trio

The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, and has most recently been popularized in the novel and television show '3...

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Beyond our solar system: scientists identify a new exoplanet candidate

The discovery of new exoplanets can help scientists understand how planets form and evolve.

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Ultra-hot nova observed erupting: Surprising chemical signature

Astronomers have for the first time observed a recurring nova outside of the Milky Way in near-infrared light. The data revealed highly unusual chemical emissions as well as one of the hottest...

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Neural network deciphers gravitational waves from merging neutron stars in a...

Binary neutron star mergers emit gravitational waves followed by light. To fully exploit these observations and avoid missing key signals, speed is crucial. An interdisciplinary team of researchers...

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Astronomer finds gas giant exoplanets formed earlier than previously thought

A fresh look at past data reveals that exoplanets with masses similar to Jupiter formed much sooner than previously thought, according to new research.

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Small and large planets have significantly different upbringings

Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other...

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The chances of anything coming from Mars

Within the next decade, space agencies plan to bring samples of rock from Mars to Earth for study. Of concern is the possibility these samples contain life, which could have unforeseen consequences....

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How's the weather on Mars?

A new study revealed that atmospheric gravity waves play a crucial role in driving latitudinal air currents on Mars, particularly at high altitudes. The findings, based on long-term atmospheric data,...

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Evidence of a new phenomenon: Quantum tornadoes in momentum space

Researchers have experimentally demonstrated a quantum tornado. Electrons form vortices in the momentum space of the quantum semi-metal tantalum arsenide.

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James Webb Space Telescope reveals unexpected complex chemistry in primordial...

Astronomers have peered back to a time when the universe was just less than 300 million years old. The research team, using JWST revealed something extraordinary in the galaxy: significant amounts of...

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Four tiny planets found orbiting one of our nearest stars

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth.

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Small, faint and 'unexpected in a lot of different ways': Astronomers make...

The discovery of the dwarf galaxy Andromeda XXXV --located roughly 3 million light-years away and the smallest yet found in the Andromeda system -- is forcing astronomers to rethink how galaxies evolve...

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Black holes: not endings, but beginnings? New research could revolutionize...

New research suggests black holes may transition into 'white holes', ejecting matter and potentially even time back into the universe, defying our current understanding of these cosmic giants.

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Entwined dwarf stars reveal their location thanks to repeated radio bursts

A white dwarf and a red dwarf star have been discovered closely orbiting each other emitting radio pulses every two hours. Their findings means we know it isn't just neutron stars that emit such...

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Signs of alien life may be hiding in these gases

Scientists identify a new way to detect life in outer space with currently existing telescopes. The method hinges on worlds that look nothing like Earth, and gases rarely considered in the search for...

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TOI-1453: Sub-Neptune in system of two exoplanets

Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a super-Earth and a sub-Neptune, are common in the galaxy, yet are absent from our...

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Detailed map of dust in the Milky Way

Astronomers have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million spectra from ESA's Gaia mission, results from...

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Weighing in on a Mars water debate

Water once existed in abundance of at the surface of Mars. How much of that water has been stored in the planet's crust is still unclear, according to a new analysis.

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Age of upcoming asteroid flyby target

New modeling indicates the main belt asteroid (52246) Donaldjohanson may have formed about 150 million years ago when a larger parent asteroid broke apart; its orbit and spin properties have undergone...

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Webb telescope captures its first direct images of carbon dioxide outside...

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away that has long been a key...

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Combination of cosmic processes shapes the size and location of sub-Neptunes

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new study.

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Oxygen discovered in most distant known galaxy

Astronomers have detected oxygen in the most distant known galaxy, JADES-GS-z14-0. This record-breaking detection is making astronomers rethink how quickly galaxies formed in the early Universe.

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Satellite image analysis delivers new insight into the functional diversity...

Satellite images from space are allowing scientists to delve deeper into the individual functions of different tropical forest canopies with new and surprising results. Understanding tree traits and...

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Treasure trove of galaxies, glimpses of deep fields

On 19 March 2025, the European Space Agency's Euclid mission releases its first batch of survey data, including a preview of its deep fields. Here, hundreds of thousands of galaxies in different shapes...

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Meteorites: A geologic map of the asteroid belt

Where do meteorites of different type come from? In a review paper, astronomers trace the impact orbit of observed meteorite falls to several previously unidentified source regions in the asteroid belt.

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Oxygen for Mars

To mitigate global climate change, emissions of the primary culprit, carbon dioxide, must be drastically reduced. A newly developed process helps solve this problem: CO2 is directly split...

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Organic molecules of unprecedented size discovered on Mars

The longest organic molecules identified to date on Mars have recently been detected. These long carbon chains, containing up to 12 consecutive carbon atoms, could exhibit features similar to the fatty...

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Fluorescent caves could explain how life persists in extraterrestrial...

Deep below the Earth's surface, rock and mineral formations lay hidden with a secret brilliance. Under a black light, the chemicals fossilized within shine in brilliant hues of pink, blue and green....

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Martian dust could pose health risks to future astronauts

Inhaling dust particles from the Red Planet over long periods of time could put humans at risk of developing respiratory issues, thyroid disease and other health problems.

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Sound frequencies of stars sing of our galaxy's past and future

Researchers interrogated the 'sounds' of a cluster of stars within the Milky Way, uncovering a new technique for astrophysicists to probe the universe and learn more about its evolution.

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Miso made in space tastes nuttier

Miso is a traditional Japanese condiment made by fermenting cooked soybeans and salt. Researchers successfully made miso on the International Space Station (ISS). They found that the miso smelled and...

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Insight from one of Milky Way's most extreme environments

In new images, scientists have gotten the closest look yet at Sagittarius C -- a 'stellar nursery' where clouds of gas and dust have collapsed to form thousands of new stars.

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Asteroid impact threat estimates improved for the Earth and the Moon

An international team is currently closely tracking the near-Earth asteroid 2024 YR4. The impact probability estimates for the year 2032 has been reduced from a peak of 3 percent to below 0.001 percent.

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Galaxies die earlier than expected

For a long time, scientists thought that only actively star-forming galaxies should be observed in the very early Universe. The James Webb space telescope now reveals that galaxies stopped forming...

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Solar cells made of moon dust could power future space exploration

The same dirt that clings to astronauts' boots may one day keep their lights on. Researchers created solar cells made out of simulated Moon dust. The cells convert sunlight into energy efficiently,...

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Solar wave squeezed Jupiter's magnetic shield to unleash heat

A solar wind event from 2017 that hit Jupiter and compressed its magnetosphere created a hot region spanning half Jupiter's circumference.

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Existing international law can help secure peace and security in outer space

World leaders should look to existing international law on the use of force to address the threat of space becoming ever more militarized, a new study shows.

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