The three-dimensional visualization of the entire sky will help scientists learn more about the origin of life in our galaxy ...

The James Webb Space Telescope (JWST) has once again stunned astronomers with a dazzling new image; an intricate web of ...

On Dec. 20, commander Reid Wiseman, pilot Victor Glover, and mission specialists Christina Koch and Jeremy Hansen emerged ...

The three-dimensional view will help scientists learn more about the origins of life in the Milky Way galaxy and how the ...

Ever wondered how planetary systems like our own solar system form? Thanks to the European Space Agency's Gaia space ...

Night sky update for December 17, 2025, covering the moon phase, visible planets, meteor showers, and key space and astronomy news from today ...

As the Trump administration plans to gut funding for space science programs, a new idea has launched: scientific-telescope-as ...

The interstellar comet 3I/ATLAS is making its closest approach to Earth on Dec. 19. Learn about the 'reconnaissance mission' ...

A supernova has been detected at an unprecedented cosmic distance. The explosion, designated SN in GRB 250314A, occurred when the universe was only about 730 million years old, placing it deep in the ...

Learn more about the supernova, which is more than a billion years older than the previous record-holder.

December 15, 2025 - WASHINGTON — The U.S. Postal Service has announced the Priority Mail and Priority Mail Express stamps it will release in 2026. There will be additional stamp subjects to be ...