The Kuiper Belt is loosely defined as a doughnut-shaped swath of space beginning just beyond the orbit of Neptune and ...

An asteroid the size of a skyscraper is approaching Earth at a sprightly 24,136 miles per hour—and will be at its closest to us in two days' time. The space rock—dubbed "2025 FA22"—is a sizeable 520 ...

Europa, Jupiter’s frozen moon, is one of the most promising places in the solar system to harbor life, with a vast hidden ...

Astronomers have discovered the raw ingredients of planets orbiting two infant stars, offering a glimpse into how new worlds ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

Discover Our Solar System Through Detailed 3D Models Forget dusty textbooks and flat diagrams. We’re talking about ...

According to China's space agency, the government is preparing to test a direct method of planetary defense by sending a ...

Greetings, stargazers. Saturday is named for the prominent figure in Roman mythology. In addition to stargazing, this month should be great for Saturn-gazing. To ancient astronomers, Saturn was one ...

NASA’s Magnetospheric Multiscale Mission has uncovered surprising behavior of pickup ions drifting through the solar wind ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named TRAPPIST-1 e, is being monitored by the James Webb Space Telescope, the most ...

That raises the possibility that the TRAPPIST-1e exoplanet could also have liquid water and therefore support life.