Astronomers have achieved a first in exoplanet hunting by using the Hubble Space Telescope images to investigate a mysterious ...

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.

A rare interstellar comet is flying through our solar system. Here's how—and when—you might be able to see Comet ATLAS from ...

Astronomers taken on the role of cosmic archeologists, using the James Webb Space Telescope (JWST) to excavate over 100 disk ...

Space telescopes like Hubble and Webb have dramatically changed the way we explore the universe, offering unparalleled views ...

Researchers identified the likely planetary candidate’s infrared light after blocking out its host star’s overwhelming glare ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations to the Minor Planet Center of comet 3I/ATLAS on July 1, 2025.

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...