New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

According to NASA, Hubble took its latest photo of 3I/ATLAS on November 30 using its Wide Field Camera 3 instrument. At that ...

Hubble images of interstellar object 3I/ATLAS reveal a sunward anti-tail, showing a teardrop-shaped coma with separated ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Light pollution from the exploding number of satellites orbiting Earth is making it harder to peer into space.

NASA has released the latest images of 3I/ATLAS taken by the Hubble as scientists and observers prepare to spot the comet in ...

The Hubble Space Telescope is a masterwork of engineering and human ingenuity. Hubble is comparable in size and weight to a large school bus, but its contributions to science and astronomy could fill ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A STS-125 crewmember aboard the space shuttle Atlantis captured this still image of the Hubble ...

Due to the costs and duration of the Hubble project, NASA was under pressure. At the end of 1995, it released a photo that ...