For hundreds of millions of years, a top-shaped rubble pile called Bennu has orbited the sun in relative isolation. The asteroid, about a third of a mile wide at its equator, poses no immediate ...

While this distance is no cause for concern, 1998 OR2 will continue on its 3.7-year orbit around the sun, venturing into the asteroid belt beyond Mars and circling back inside Earth’s orbit with ...

June 10, 2025 — Astronomers using the James Webb Space Telescope have captured breathtakingly detailed images of two giant exoplanets orbiting a distant sun-like star. These observations ...