As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

Loeb says that coincidence would happen by chance only 0.6 percent of the time. As it neared the Sun, 3I/ATLAS suddenly got ...

How do we know the speed of light – and why does it have a speed limit at all? Leah Crane explores the history of one of the ...

Space debris might sound like something from science fiction, but it's becoming a daily reality for our planet. Every hour of ...

Turn a telescope to the eastern sky in the hours following midnight on Nov. 5 to see two colossal shadows darken the cloud tops of the gas giant Jupiter as the Galilean moons Io and Europa pass ...

Rings of rocky debris around Earth would disrupt satellites, ecosystems and even human survival before crashing down.

Behind the Sun, the comet appears to show signs of acceleration beyond what is expected by gravity. And for reasons not yet ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 b ushered in a new era of exoplanet research.

Harvard astronomer Avi Loeb has argued at length that 3I/ATLAS — the third-ever interstellar object ever detected, currently ...

Abstract: Recent global warming has caused a rapid melting of high mountain Asia (HMA) glaciers. The impact of warming on glacier mass decline is undisputed. However, the influence of precipitation ...

New ESA simulations suggest that a solar storm on par with the 1859 Carrington Event could wreak havoc on Earth-orbiting ...