Carl Sagan once famously, and sarcastically, observed that, since we couldn’t see what was going on on the surface of…
Our conventional models of planet formation may have to be updated, according to a pair of new papers. Accretion is…
Astronomers have spotted the fastest-ever asteroid orbiting Sun -- and at times, it gets closer to the Sun than the…
Two spacecraft made historic flybys of Venus last week, and both sent back sci-fi-type views of the mysterious, cloud-shrouded planet.…
When Longfellow wrote about “ships passing in the night” back in 1863, he probably wasn’t thinking about satellites passing near…
Observing the dark side of planets is hard. In the visible spectrum, they are almost unobservable, while in the infrared…
Ever since the announcement last September that astronomers found evidence of phosphine in the clouds of Venus, the planet has…
Planets move in mysterious ways. Or at least their surfaces do. Earth famously has a system of tectonic plates that…
A new NASA-supported study by an international team of researchers has determined that life is more likely to exist in…
NASA's planetary science program is making a big bet on Venus, after decades of putting its chips on Mars in…