Scientists at the University of New Mexico have played a key role in identifying a rare, 4.1-billion-year-old Martian meteorite that provides new evidence that the red planet may have once had a wetter, Earth-like environment.
Astrobiology
Oct 29, 2026
0
127
When asteroids travel too close to white dwarfs, the dense remnants of stars that have exhausted their nuclear fuel, powerful gravitational forces can tear them apart. However, new research from Planetary Science Institute ...
Planetary Sciences
Oct 29, 2026
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15
A new study lets some of the air out of a long-held theory that growing, rocky planets will lose their atmosphere if they smash into a large object in space.
Planetary Sciences
Oct 29, 2026
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141
Sixty-three light-years from Earth, in the small, faint constellation known as Pictor (which is Latin for "painter"), there lies a strange structure that has puzzled astronomers for the last two years. Nicknamed the "Cat's ...
Astronomy
Oct 29, 2026
0
33
A team of researchers has produced the first global, three-dimensional estimates of the sun's magnetic field, including the area beyond the sun's visible edge. This marks a step toward more accurate models of solar activity—and ...
Astronomy
Oct 28, 2026
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50
The Earth is surrounded by an invisible barrier that was thought to prevent highly energetic electrons from reaching closer to our planet. But in 2024, Japan's Arase space probe detected these electrons well inside the barrier. ...
Planetary Sciences
Oct 28, 2026
0
56
The theory that comets delivered the molecular building blocks for life on Earth is a long-standing one, since comets are known to carry many of these molecules. However, a new study challenges this idea.
Astrobiology
Oct 28, 2026
10
456
Less than a decade ago, there were about 2,000 operational satellites orbiting Earth. Today there are more than 15,000. Millions more are planned.
Astronomy
9 hours ago
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6
The dwarf planet Ceres is arguably one of the most overlooked and underappreciated planetary objects in the solar system. This could be because while Ceres has the same dwarf planet designation as Pluto, Ceres is largely ...
Planetary Sciences
Nov 2, 2026
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25
Mars shares many landforms and weather patterns with Earth, including changing seasons, volcanoes, canyons, dust storms, dust devils and water ice. Another feature that Earth and Mars share is polar ice caps. These are among ...
Planetary Sciences
Nov 2, 2026
0
16
