NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

In the latest scientific discovery, the Hubble Space Telescope shocks space enthusiasts by revealing an unusual object that ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

NASA shared that with a more precise shape, it will help astronomers understand data from planets seen passing in front of their host star well beyond our solar system.

A NASA mission is underway to map the heliosphere, which is a huge protective bubble around the solar system that was created by the sun.

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened during its farewell tour of the solar system.

Interstellar comet 3I/ATLAS has spent the last several months on a tour of our solar system. NASA spacecraft and telescopes have snapped photos of this celestial visitor over the course of its journey ...

The Bennu asteroid, a space rock not too far from Earth that is rich in carbon, continues to be a trove of information for scientists keen to learn about how life may have begun in our solar system.

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

WASHINGTON — NASA is ending financial support for several planetary science groups as part of a broader drawdown of the agency’s advisory structure. In a Jan. 16 letter, Louise Prockter, director of ...