Scientists have painted the most detailed portrait yet of the planetary system orbiting Barnard's Star—the sun's closest neighbor after Alpha Centauri, just under six light-years from Earth.
Astrobiology
Jul 15, 2026
0
132
A Southwest Research Institute-led study has proposed a connection between a specific collision in the main asteroid belt and an inner-solar-system-wide bombardment episode that may have had measurable biological and geological ...
Planetary Sciences
Jul 15, 2026
0
35
NASA's Perseverance Mars rover has uncovered evidence that a 245-foot-thick (75-meter-thick) stack of ancient rock on the rim of Jezero Crater was built by repeated asteroid impacts. Referred to as the "Broom Point member" ...
Planetary Sciences
Jul 15, 2026
0
28
Typically, astronomers identify comets by their distinct atmospheres, or comae, and their tails, which are created as the sun vaporizes a comet's ice. These features emit a glow when sunlight bounces off dust and water droplets. ...
The effects of extreme space weather may be larger than previously thought, research in the journal Nature reveals. The paper, titled "Regression to the mean can explain saturation of geomagnetic storms," is led by Dr. Nithin ...
Planetary Sciences
Jul 15, 2026
0
40
The European Space Agency's Mars Express has spotted a swath of metallic-looking waves filling Mars's large Kaiser Crater—an ancient and otherworldly dune field sculpted by wind.
Planetary Sciences
Jul 15, 2026
0
37
New research by lunar scientists from Brown University provides critical new insights into the thickness of the moon's regolith, the layer of loose dust and rock that drapes the entire lunar surface.
Planetary Sciences
Jul 14, 2026
0
16
Evidence of the slowing of Charon's spin period (despinning) is recorded in tectonic features on the surface of Pluto's icy moon, according to a modeling study published in Nature Communications. The findings offer insights ...
Planetary Sciences
Jul 14, 2026
0
24
A technique for judging whether a common mineral formed through biological activity could aid the search for ancient life on Earth and Mars. Apatite is a ubiquitous phosphate mineral found in terrestrial and extraterrestrial ...
Astrobiology
Jul 14, 2026
0
7
After decades of analyzing reams of lunar rocks back here on Earth, the canonical view of the moon was that it was anhydrous; that it had extraordinarily little water. That all began to change in 2009 with new data from NASA's ...
Planetary Sciences
Jul 13, 2026
0
13
