Astronomers have made an unexpected and groundbreaking discovery in our solar system—a ring system forming around Chiron, a ...

Observations made by NASA's Neil Gehrels Swift Space Observatory have revealed that the interstellar object 3I/ATLAS ...

Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a ...

NASA recently launched a telescope designed and built by UMass Lowell and the space agency that seeks to identify planets beyond the solar system and other objects in space that would ...

What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

When astronomers pointed the James Webb Space Telescope (JWST) at a faint object orbiting a distant star system, they weren’t ...

A new study may visually solve an enduring mystery about a bright object that's been studied since the 19th century ...

KENNEDY SPACE CENTER — SpaceX’s Falcon 9 rocket pierced the Wednesday morning sky as it launched three spacecraft from NASA and NOAA that will study the solar system’s “bubble,” collect information on ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

Scientists have blown stargazers’ collective minds after discovering a massive dark object in space that’s completely ...