The most striking science photos of the week: including the Perseid meteor shower and glowing underwater wonders.

Take a tour of Chrysalis, a massive, cylindrical spacecraft designed for the Project Hyperion Design Competition.

That strange interstellar object flying by us may, according to one outlandish astronomer, have been sent by aliens to see ...

Astronomers using the Hubble Space Telescope have observed 3I/ATLAS, only the third known object from outside our solar ...

Learn more about the discovery of a nearby black hole that we could be exploring in the coming decades.

An interstellar comet spotted by NASA is headed for our solar system, showing up near Earth later this year, but it's another ...

STARRS Observatory in Hawaii made history in 2017 when they detected 'Oumuamua, the first interstellar object (ISO) ever ...

NASA has shared new details about 3I/ATLAS. It is an interstellar object moving at 209,000 km/h. Hubble images show it is ...

One of these hot plasma channels tunnels through the heated plasma like a ‘back road’ into the galaxy, seemingly stretching ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers ...

3I/ATLAS was discovered by NASA's Asteroid Terrestrial-impact Last Alert System (ATLAS) on 1 July, and is just the third ...

U-M astronomers are helping study a fast-moving, ancient, and massive comet that formed beyond our galaxy. A group of ...