Planned launch of 500,000 satellites could spoil about one in three Hubble images, even when the telescope stays above Earth's weather.

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...

NASA's Hubble Space Telescope and an ESA orbiter bound for Jupiter both recently glimpsed 3I/ATLAS. The comet will make its closest approach to Earth in December but poses no threat and is not visible ...

The Hubble Space Telescope has captured a new image of the interstellar comet 3I/ATLAS. 3I/ATLAS is the third-ever object discovered that originated from outside our solar system. The comet is not a ...