Researchers have found clouds of cold gas embedded deep within larger, superheated gas clouds—or Fermi bubbles—at the Milky ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

NASA has announced an exciting discovery hurtling through our solar system: an interstellar object. It’s a comet, but beyond ...

Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic ...

Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31 ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

What new methods can be developed in the search for extraterrestrial intelligence (SETI)? This is what a recent white paper ...