View larger. | NASA’s Cassini spacecraft captured this view of Saturn’s largest moon, Titan, with Saturn’s 2nd-largest moon, Rhea, passing in front of it, on June 16, 2011. A new
View larger. | NASA’s Cassini spacecraft captured this view of Saturn’s largest moon, Titan, with Saturn’s 2nd-largest moon, Rhea, passing in front of it, on June 16, 2011. A new
Variation of Enceladus’s ice shell thickness based on the shape model by Park et al. (2024) assuming isostasy. Contours denote intervals of 2 km. — astro-ph.EP Enceladus is among the
Map showing water percolation rates on Mars billions of years ago according to research from UT Jackson School of Geosciences. Surface water sinking through the Martian soil took between 50
Once feared as a threat to Earth, the asteroid Apophis is now considered to pose a rare exploration opportunity — if space agencies can act in time. The 1,100-foot-wide (340
Mass of surface water in the collapsed state as a function of the stellar flux S∗ and the background surface pressure pdry (A), and a function of S∗ and the
View at EarthSky Community Photos. | Prashant Naik was at Joshua Tree National Park in California, when he captured this photo of 2 Perseid meteors and the Milky Way on
Astronomers may have discovered a rare type of binary star system, where one star used to orbit inside its partner. In the new study, astronomers investigated a pulsar known as
ST. LOUIS — A new generation of Earth monitoring satellites is emerging to help responders detect and react to wildfires more quickly. Muon Space, which launched its FireSat protoflight mission
A potential new dwarf planet has been discovered in the outer reaches of the solar system, and its existence poses the greatest challenge yet to the hypothesis that a ninth
Maps showing Callisto’s bolometric albedo (a; from Camarca et al. 2023) compared with the spectral slope from 360 to 410 nm (b), which measures the strength of the near-UV downturn






