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Astronomy & Space news
Scientists find evidence that challenges theories of the origin of water on Earth
A team of researchers at the University of Oxford have uncovered crucial evidence for the origin of water on Earth. Using a rare type of meteorite, known as an enstatite chondrite, which has a composition analogous to that ...
Astrobiology
4 hours ago
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Cataclysmic variable ASASSN–14dx contains a massive pulsating white dwarf, observations find
An international team of astronomers has performed optical photometric, polarimetric and spectroscopic observations of a cataclysmic variable system known as ASASSN–14dx. Results of the new observations, published April ...
Jupiter's enigmatic weather explained by confirmed 'mushball' phenomenon
Imagine a Slushee composed of ammonia and water encased in a hard shell of water ice. Now picture these ice-encrusted slushballs, dubbed "mushballs," raining down like hailstones during a thunderstorm, illuminated by intense ...
Planetary Sciences
12 hours ago
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Hubble tracks a roaming magnetar of unknown origin
Researchers using NASA's Hubble Space Telescope have discovered the magnetar called SGR 0501+4516 is traversing our galaxy from an unknown place of origin. Researchers say that this runaway magnetar is the likeliest candidate ...
Astronomy
15 hours ago
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Scientists decipher mysterious atmosphere of 'Rosetta Stone' exoplanet
A Southwest Research Institute-led study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky planet shrouded in a thick, hot atmosphere. TOI-270 ...
Astrobiology
15 hours ago
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39
NASA experiment shows solar wind might make water on the moon
Scientists have hypothesized since the 1960s that the sun is a source of ingredients that form water on the moon. When a stream of charged particles known as the solar wind smashes into the lunar surface, the idea goes, it ...
Space Exploration
15 hours ago
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AI reimagines gravitational wave detection with innovative designs
Extreme cosmic events such as colliding black holes or the explosions of stars can cause ripples in spacetime, so-called gravitational waves. Their discovery opened a new window into the universe. To observe them, ultra-precise ...
Astronomy
18 hours ago
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Molten Martian core could explain red planet's magnetic quirks
Like Earth, Mars once had a strong magnetic field that shielded its thick atmosphere from the solar wind. But now only the magnetic imprint remains. What's long baffled scientists, though, is why this imprint appears most ...
Planetary Sciences
17 hours ago
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From past to future: AI brings new light to solar observations
A deep learning framework transforms decades of solar data into a unified, high-resolution view—adjusting instruments, overcoming limitations, and helping us better understand our star.
Astronomy
18 hours ago
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How crater shapes are revealing more about Titan's icy crust
Titan, Saturn's largest moon, is a fascinating world that is unique among moons of the outer solar system. It's shrouded in a thick, hazy atmosphere rich in nitrogen and methane and it's the only moon with a substantial atmosphere ...
Planetary Sciences
11 hours ago
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A strong solar storm heads to Earth. Here's what to know about northern lights
A strong solar storm headed to Earth could produce colorful aurora displays across more U.S. states than usual Tuesday night.
Planetary Sciences
11 hours ago
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Evidence of dark matter-free dwarf galaxy challenges conventional galaxy formation models
Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have found compelling evidence of a dark matter-deficient dwarf galaxy, FCC 224. This ultra-diffuse galaxy is located on the outskirts of the Fornax Cluster, ...
Astronomy
22 hours ago
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Webb brings dying star's energetic display into full focus
Gas and dust ejected by a dying star at the heart of NGC 1514 came into complete focus thanks to mid-infrared data from the James Webb Space Telescope. Its rings, which are only detected in infrared light, now look like fuzzy ...
Astronomy
22 hours ago
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Mysterious objects from other stars are passing through our solar system. Scientists are planning to study them
In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast-moving body using the world's most powerful telescopes. It was found to be one quarter mile (400m) ...
Astronomy
16 hours ago
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Exploring the universe through sight, touch, and sound
For the first time in history, we can explore the universe through a rich blend of senses—seeing, touching, and hearing astronomical data—in ways that deepen our understanding of space. While three-dimensional (3D) models ...
Astronomy
17 hours ago
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Why the meteorites that hit Earth have less water than the asteroid bits brought back by space probes
Much of what scientists know about the early solar system comes from meteorites—ancient rocks that travel through space and survive a fiery plunge through Earth's atmosphere. Among meteorites, one type—called carbonaceous ...
Planetary Sciences
Apr 15, 2025
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Maryland lawmakers say Trump cuts to NASA Goddard could slash US space programs in half
The NASA Goddard Space Flight Center in Prince George's County faces deep Trump administration budget reductions that could cut the nation's space science mission in half, Maryland Democratic lawmakers said Monday.
Space Exploration
21 hours ago
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A slowly spinning universe could solve the Hubble tension
A new study in Monthly Notices of the Royal Astronomical Society by researchers including István Szapudi of the University of Hawaiʻi at Mānoa Institute for Astronomy suggests the universe may rotate—just extremely slowly. ...
Astronomy
Apr 14, 2025
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Half of the universe's hydrogen gas, long unaccounted for, has been found
Astronomers tallying up all the normal matter—stars, galaxies and gas—in the universe today have come up embarrassingly short of the total matter produced in the Big Bang 13.6 billion years ago. In fact, more than half ...
Astronomy
Apr 14, 2025
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New sub-Neptune exoplanet orbiting nearby star detected
Using the radial velocity method, an international team of astronomers has discovered a new extrasolar planet orbiting a nearby star known as GI 410. The newfound alien world was classified as a sub-Neptune exoplanet with ...
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