Scientists compile library for evaluating exoplanet water
By probing chemical processes observed in the Earth's hot mantle, scientists have started developing a library of basalt-based spectral signatures that not only will help reveal the composition of...
View ArticleNew research explores volcanic caves, advancing the search for life on Mars
Through the intricate study of lava tubes -- caves formed following volcanic eruptions when lava cools down -- an international team of researchers has uncovered clues about Earth's ancient...
View ArticleConfinement may affect how we smell and feel about food
New research found confined and isolating environments changed the way people smelled and responded emotionally to certain food aromas. The team in this study compared 44 people's emotional responses...
View ArticleAstronomers discover first pairs of white dwarf and main sequence stars in...
Astronomers have discovered the first pairs of white dwarf and main sequence stars -- 'dead' remnants and 'living' stars -- in young star clusters. This breakthrough offers new insights on an extreme...
View ArticleResearch on gravity in line with Einstein's theory of general relativity
Researchers used the Dark Energy Spectroscopic Instrument to map how nearly 6 million galaxies cluster across 11 billion years of cosmic history. Their observations line up with what Einstein's theory...
View ArticleAstronomers take the first close-up picture of a star outside our galaxy
While astronomers have taken about two dozen zoomed-in images of stars in our galaxy, unveiling their properties, countless other stars dwell within other galaxies, so far away that observing even one...
View ArticleA nearby supernova could end the search for dark matter
Axions are the most likely candidate for enigmatic dark matter that dominates the universe. Astrophysicists are searching for evidence of high-mass axions produced during supernovae. Scientists propose...
View Article3.2 million km/h galaxy smash-up
A massive collision of galaxies sparked by one travelling at a scarcely-believable 2 million mph (3.2 million km/h) has been seen in unprecedented detail by one of Earth's most powerful telescopes. The...
View ArticleAncient hot water on Mars points to habitable past
New research has uncovered what may be the oldest direct evidence of ancient hot water activity on Mars, revealing the planet may have been habitable at some point in its past.
View ArticleMost energetic cosmic-ray electrons and positrons ever observed
Scientists have recently identified electrons and positrons with the highest energies ever recorded on Earth. They provide evidence of cosmic processes emitting colossal amounts of energy, the origins...
View ArticleNovel supernova observations grant astronomers a peek into the cosmic past
An international team of researchers has made new observations of an unusual supernova, finding the most metal-poor stellar explosion ever observed.
View ArticleA clue to what lies beneath the bland surfaces of Uranus and Neptune
When Voyager 2 flew by Uranus and Neptune 40 years ago, astronomers were surprised that it detected no global dipole magnetic fields, like Earth's. The explanation: the ice giants are layered and...
View ArticleUranus's swaying moons will help spacecraft seek out hidden oceans
A new computer model can be used to detect and measure interior oceans on the ice covered moons of Uranus. The model works by analyzing orbital wobbles that would be visible from a passing spacecraft....
View ArticleMagnetic tornado is stirring up the haze at Jupiter's poles
Dark ovals in Jupiter's polar haze, visible only at UV wavelengths, were first noticed 25 years ago, then ignored. A new study shows that these dark UV ovals are common, appearing at the south pole in...
View ArticleAstronomers may have discovered the answer to a mysterious stellar event
Researchers have made a record-breaking astrophysical discovery while simultaneously uncovering a possible explanation for the rare and extreme astrophysical event known as long-period radio transients.
View ArticleTeam unlocks new insights on pulsar signals
Results showed that in almost all cases, measured bandwidths were higher than predictions by widely used models of the galaxy, highlighting a need for updates to current ISM density models.
View ArticleResearchers deal a blow to theory that Venus once had liquid water on its...
A team of astronomers has found that Venus has never been habitable, despite decades of speculation that our closest planetary neighbor was once much more like Earth than it is today.
View ArticleNew planet in Kepler-51 system discovered using James Webb Space Telescope
An unusual planetary system with three known ultra-low density 'super-puff' planets has at least one more planet, according to new observations.
View ArticleAstronomers close to solving mystery of how universe's giant galaxies formed
Astrophysicists find the birth sites of gigantic elliptical galaxies which they say gives new clues about how they were formed. The galaxies look like bulging footballs and how they were created...
View ArticleResearchers use data from citizen scientists to uncover the mysteries of a...
Colorful auroras appeared around Japan's Honshu and Hokkaido islands on May 11, 2024, sparked by an intense magnetic storm. Usually, auroras observed at low latitudes appear red due to the emission of...
View ArticleAstronomers witness the in situ spheroid formation in distant...
Researchers have used the ALMA telescope and found old elliptical galaxies in the universe can form from intense star formation within early galaxy cores.
View ArticleAstronomers find the smallest asteroids ever detected in the main belt
Astronomers have found a way to spot the smallest, 'decameter,' asteroids within the main asteroid belt. They used their approach to detect more than 100 new asteroids, ranging from the size of a bus...
View ArticleUniverse expansion study confirms challenge to cosmic theory
New observations from the James Webb Space Telescope suggest that a new feature in the universe -- not a flaw in telescope measurements -- may be behind the decade-long mystery of why the universe is...
View ArticleMars' infamous dust storms can engulf the entire planet: A new study examines...
Dust storms on Mars could one day pose dangers to human astronauts, damaging equipment and burying solar panels. New research gets closer to predicting when extreme weather might erupt on the Red Planet.
View ArticleNASA's Hubble celebrates decade of tracking outer planets
A NASA Hubble Space Telescope observation program called OPAL (Outer Planet Atmospheres Legacy) obtains long-term baseline observations of Jupiter, Saturn, Uranus, and Neptune in order to understand...
View ArticleA new galaxy, much like our own
Stunning new photographs by a team of astronomers have revealed a newly forming galaxy that looks remarkably similar to a young Milky Way. The extraordinary images give us an unprecedented picture of...
View ArticleSpace-time crystals, an important step toward new optical materials
Photonic space-time crystals are materials that could increase the performance and efficiency of wireless communication or laser technologies. They feature a periodic arrangement of special materials...
View ArticleSuperflares once per century
Stars similar to the Sun produce a gigantic outburst of radiation on average about once every hundred years per star. Such superflares release more energy than a trillion hydrogen bombs and make all...
View ArticleHeart of Jovian moon's volcanic rage
A new study points to why, and how, Io became the most volcanic body in the solar system.
View ArticleAstrophysicists capture astonishing images of gamma-ray flare from...
The galaxy M87, located in the Virgo constellation, provided the first-ever photo of a black hole in 2019, when the Event Horizon Telescope captured an image of the supermassive black hole at the...
View ArticleAnthropologists call for tracking and preservation of human artifacts on Mars
Anthropologists argue physical artifacts of human exploration on Mars deserve cataloging, preservation and care in order to chronicle humanity's first attempts at interplanetary exploration.
View ArticleDoes the exoplanet Trappist-1 b have an atmosphere after all?
Recent measurements with the James Webb Space Telescope (JWST) cast doubt on the current understanding of the exoplanet Trappist-1 b's nature. Until now, it was assumed to be a dark rocky planet...
View ArticleNew paper examines the elusive nature of liquid brines on Mars
The combination of low temperature, atmospheric pressure and water vapor pressure on Mars means any liquid water found there would likely freeze, boil or evaporate immediately, making its presence...
View ArticleBinary star found near our galaxy's supermassive black hole
An international team of researchers has detected a binary star orbiting close to Sagittarius A*, the supermassive black hole at the centre of our galaxy. It is the first time a stellar pair has been...
View ArticleEvent Horizon Telescope: Moving towards a close-up of a black hole and its jets
After taking the first images of black holes, the groundbreaking Event Horizon Telescope (EHT) is poised to reveal how black holes launch powerful jets into space. Now, a research team has shown that...
View ArticleBrain cells remain healthy after a month on the International Space Station,...
Microgravity is known to alter the muscles, bones, the immune system and cogni tion, but little is known about its specific impact on the brain. To discover how brain cells respond to microgravity,...
View ArticleA 'remelting' of lunar surface adds a wrinkle to mystery of Moon's true age
Scientists propose a 'remelting' of the Moon's surface 4.35 billion years ago due to the tidal pull of Earth causing widespread geological upheaval and intense heating.
View ArticleMassive black hole in the early universe spotted taking a 'nap' after overeating
Scientists have spotted a massive black hole in the early universe that is 'napping' after stuffing itself with too much food. Like a bear gorging itself on salmon before hibernating for the winter, or...
View ArticleSurvey of 26,000 dead stars confirms key details of extreme stellar behavior
A study of more than 26,000 white dwarf stars has confirmed a long-predicted but elusive effect in these ultra-dense, dying stars: Hotter white dwarfs are slightly puffier than cooler ones, even when...
View ArticleUncovering a 'centaur's' tracks: Scientists examine unique asteroid-comet hybrid
Scientists recently led a team that found, for the first time, that Chiron has surface chemistry unlike other centaurs. Its surface it has both carbon dioxide and carbon monoxide ice along with carbon...
View ArticleSupermassive black holes halt rapid construction in an ancient celestial city
Galaxy clusters -- the big cities of the universe -- are home to many giant elliptical galaxies that have completed their growth and are not forming stars. However, it is still unclear what has shut...
View ArticleNew evidence exists for hidden water reservoirs and rare magmas on ancient Mars
A new study explores how variations in Mars' crustal thickness during its ancient history may have influenced the planet's magmatic evolution and hydrological systems. The research suggests that the...
View ArticleScientists solving meteorological mysteries on Mars
Scientists are changing our understanding of climate and weather on Mars and providing critical insights into Earth's atmospheric processes as well.
View ArticleOrigins of lunar water and its connection to Earth's early history
Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar system. The...
View ArticleBest glimpse ever into icy planetesimals of the early solar system
New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs. The findings reveal the distribution of ices in...
View ArticleFirst results from 2021 rocket launch shed light on aurora's birth
Scientist have begun to reveal the particle-level processes that create the type of auroras that dance rapidly across the sky. The Kinetic-scale Energy and momentum Transport experiment -- KiNET-X --...
View ArticleClever trick to cook stars like Christmas pudding detected for first time
Researchers have found evidence of magnetic fields associated with a disc of gas and dust a few hundred light-years across deep inside a system of two merging galaxies known as Arp220. They say these...
View ArticleESA and NASA satellites deliver first joint picture of Greenland Ice Sheet...
Scientists have delivered the first measurements of Greenland Ice Sheet thickness change using data from ESA and NASA ice satellite missions. With global warming causing the Greenland Ice Sheet to melt...
View ArticleDark energy 'doesn't exist' so can't be pushing 'lumpy' Universe apart
One of the biggest mysteries in science -- dark energy -- doesn't actually exist, according to researchers looking to solve the riddle of how the Universe is expanding. For the past 100 years,...
View ArticleMysteries of icy ocean worlds
A study introduces a novel thermodynamic concept called the 'centotectic' and investigates the stability of liquids in extreme conditions -- critical information for determining the habitability of icy...
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