Our satellite stands as the apex of a triangle with two outer planets — Saturn and Neptune — in the early-morning sky.

Each year, the Royal Observatory Greenwich in London invites photographers from across the globe to submit their finest shots ...

The 1.7 million satellites that companies are aiming to launch into Earth's orbit in the coming years will have "devastating ...

Astronomy Photographer of the Year 2026 shortlist features eclipses, nebulae, aurorae and Milky Way images ahead of the ...

Looking for a sky event this week? Check out our full Sky This Week column. July 3: Glimpse the Milky Way's center Mars ...

Astronomers have detected radio signals coming from a long-dead neutron star known as the 'Blue Eye Pulsar' after searching ...

An image shot on a handheld Nikon during the recent Artemis II lunar mission has revealed new insights into the evolution of ...

The Bullet Cluster is considered important evidence for the existence of dark matter. Now a research team believes it can ...

A star called TOI-2155 lies around 1,350 light-years (839 trillion miles) from Earth. It is a little bigger, heavier and ...

The world's newest astronomical observatory has begun producing an unprecedented stream of data on asteroids, supernovae and ...

The first half of 2026 brought five major space discoveries that challenged existing scientific theories, from record-breaking black holes and an ancient interstellar comet to surprising findings ...

A new study has issued a warning regarding the companies’ competing efforts to launch 1.7 million satellites into Earth’s ...