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Astronomy & Space news
'Islands' of regularity discovered in the famously chaotic three-body problem
When three massive objects meet in space, they influence each other through gravity in ways that evolve unpredictably. In a word: Chaos. That is the conventional understanding. Now, a researcher from the University of Copenhagen ...
Astronomy
10 hours ago
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Astronomers find Webb data conflict with reionization models
Reionization is a critical period when the first stars and galaxies changed the physical structure of their surroundings, and eventually the entire universe. Established theories state that this epoch ended around 1 billion ...
Astronomy
9 hours ago
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A sharper view of the Milky Way with Gaia and machine learning
A group of scientists led by the Leibniz Institute for Astrophysics Potsdam (AIP) and the Institute of Cosmos Sciences at the University of Barcelona (ICCUB) have used a novel machine learning model to process data for 217 ...
Astronomy
17 hours ago
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Distant planet may host volcanic moon like Jupiter's Io
New research done at NASA's Jet Propulsion Laboratory reveals potential signs of a rocky, volcanic moon orbiting an exoplanet 635 light-years from Earth. The biggest clue is a sodium cloud that the findings suggest is close ...
Planetary Sciences
11 hours ago
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How did magma oceans evolve on early Earth and Mars? Iron chemistry and primordial atmospheres offer clues
Before Earth became the blue planet, it was engulfed by a very different kind of ocean: a vast, deep magma ocean reaching down hundreds or perhaps even thousands of kilometers.
Planetary Sciences
12 hours ago
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Asteroid mining: A potential trillion-dollar industry
Earth's newest celestial neighbor has finally arrived. Astronomers using a powerful telescope in Sutherland, South Africa, first detected the 33-foot-long asteroid in August, reporting their discovery in Research Notes of ...
Space Exploration
9 hours ago
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Dark energy: Could the mysterious force we think of as constant actually vary over cosmic time?
,As I finished my Ph.D. in 1992, the universe was full of mystery—we didn't even know exactly what it is made of. One could argue that cosmologists had made little progress in our understanding of these basic facts since ...
Astronomy
13 hours ago
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Scientists recreate sound of Earth's magnetic flip 41,000 years ago
Approximately 41,000 years ago, Earth's magnetic field briefly reversed during what is known as the Laschamp event. During this time, Earth's magnetic field weakened significantly—dropping to a minimum of 5% of its current ...
Planetary Sciences
15 hours ago
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Northern lights may be visible in much of upper US on Thursday, Friday
Still haven't caught a glimpse of those shimmery northern lights? Minnesotans have a good chance to snag one of those popular aurora borealis photos at the end of this week thanks to a "severe" geomagnetic storm expected ...
Space Exploration
18 hours ago
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US forecasts severe solar storm starting Thursday
A massive ball of plasma and accompanying magnetic field ejected from the sun is expected to strike Earth on Thursday morning, potentially triggering auroras as far south as Alabama, according to US forecasters.
Planetary Sciences
21 hours ago
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Solar storm could impact US hurricane recovery efforts: Agency
Severe geomagnetic storm conditions could hamper ongoing recovery efforts for Hurricanes Helene and Milton by disrupting satellite communications, power grids and GPS services, the US Space Weather Prediction Center warned ...
Planetary Sciences
10 hours ago
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Space isn't all about the 'race'—rival superpowers must work together for a better future
In recent years, a new "space race" has intensified between the United States and China. At a campaign rally last weekend, Republican presidential candidate Donald Trump invoked this rivalry when declaring the US will "lead ...
Space Exploration
12 hours ago
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Jupiter's Great Red Spot shows unexpected size changes
Astronomers have observed Jupiter's legendary Great Red Spot (GRS), an anticyclone large enough to swallow Earth, for at least 150 years. But there are always new surprises—especially when NASA's Hubble Space Telescope ...
Planetary Sciences
Oct 9, 2024
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Black hole destroys star, goes after another
A massive black hole has torn apart one star and is now using that stellar wreckage to pummel another star or smaller black hole that used to be in the clear.
Astronomy
Oct 9, 2024
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Team discovers three new magnetic and helium-enriched hot subdwarf stars
An international team of astronomers reports the discovery of three new helium-enriched hot subdwarf stars with strong magnetic fields. The finding, made with the Southern African Large Telescope (SALT), is detailed in a ...
Astronomers race to capture image of exoplanet near star
Planet AF Lep b is a world of firsts. In 2023, it was the lowest-mass planet outside our solar system to be directly observed and have its mass measured using astrometry. This is a technique that charts the subtle movements ...
Astronomy
Oct 9, 2024
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Hubble and New Horizons offer dual perspectives on Uranus to inform exoplanet research
NASA's Hubble Space Telescope and New Horizons spacecraft simultaneously set their sights on Uranus recently, allowing scientists to make a direct comparison of the planet from two very different viewpoints. The results inform ...
Planetary Sciences
Oct 9, 2024
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Tsuchinshan-Atlas comet visible with naked eye this month
Prepare to spot a rare, bright comet. The space rock is slinging toward Earth from the outer reaches of the solar system and will make its closest pass on Saturday. It should be visible through the end of October, clear skies ...
Space Exploration
Oct 9, 2024
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Fifteen years later, scientists locate a lunar impact site
In 2009, NASA intentionally crashed a spacecraft into the moon and used a small trailing spacecraft to observe the results: The Lunar Crater Observation and Sensing Satellite (LCROSS) was designed to search for frozen lunar ...
Planetary Sciences
Oct 9, 2024
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Astronomers discover dozens of massive stars launched from young star cluster R136
Astronomers have used data from the European Gaia Space Telescope to discover 55 high-speed stars launched from the young star cluster R136 in the Large Magellanic Cloud, a satellite galaxy of the Milky Way. This increases ...
Astronomy
Oct 9, 2024
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More news
NASA terminal transmits first laser communications uplink to space
Polar jet stream could reveal Saturn's rotational period
Instrument aboard Jupiter-bound spacecraft nails in-flight test
Cryptic Mars, a land shaped by ice
NASA announces a new class of space missions: Probe explorers
NASA seeks innovative Artemis lunar logistics, mobility solutions
How accessible is titanium on the moon?
Hera probe heads off to see aftermath of DART's asteroid impact
Curiosity rover provides new insights into how Mars became uninhabitable
Other news
Inspired by Spider-Man, researchers recreate web-slinging technology
Advanced model predicts gene architecture via nucleosome position
Benchmarking study aims to assist scientists in analyzing spatial transcriptomics data
High-resolution structural data shows how a supercomplex links mRNA translation and decay
AI-driven approach challenges traditional views on protein structure
Hera spacecraft launched to examine asteroid collision site
Weather may delay launch of mission to study deflected asteroid
Parker Solar Probe completes 21st close approach to the sun
Innovative approach to catalytic alkane activation offers new chemical pathways
