Astronomers may have discovered a rare type of binary star system, where one star used to orbit inside its partner.

This year marks the 50th anniversary of the founding of the European Space Agency (Esa). It has launched spectacularly ...

A sparkling cloudscape is revealed by the Hubble Space Telescope, which used its instruments to capture multiple wavelengths ...

The project cancellation comes after NASA has already invested 15 years and $3.4 billion in the telescope, which is 90% complete.

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

Astronomers searching for massive black holes shredding stars found one in an unusual place -- 2,600 light years from the core of a galaxy. The roque black hole may be from an earlier merger with ...

JWST uncovers unexpected behavior in polar lights on Jupiter, while a Mars rover captures the first image of an aurora.

New Hubble Space Telescope imagery of the Saturn show it's 'ring spokes' in orbit around the gas giant planet. Credit: ...

The mystery of how planets and icy objects formed in the farthest reaches of our solar system just took an exciting turn. A ...

The lights are similar to the auroras seen on Earth but are “hundreds of times brighter than those seen on Earth." ...

The spiral galaxy NGC 3596 is on display in this NASA/ESA Hubble Space Telescope image that incorporates six different ...

Rather than solid arms, spiral galaxies may show density waves—regions where matter slows down and bunches up, like cars in ...