Physics
Dancing galaxies may shake up our ideas of galaxy formation
We thought satellite galaxies were usually in random orbits around larger ones, but a handful in coordinated orbits may force us to rethink galaxy formation
News
Space
Interstellar: The bizarre visitor from a far-off solar system
Features
Space
Black holes are firing a triple-threat of speedy particles at us
News
Earth
Deadly solar flares may have helped seed life on Mars and beyond
News
Space
Stars that devour their planets get brighter and faster
News
Space
Forgotten mountain shrine to a Soviet superstar of astrophysics
Regulars
Environment
We may be able to see mountains and valleys on distant worlds
News
Physics
Hidden exoplanets could be revealed by echoing light
News
Physics
The ugly, fractured reality of the cosmos deserves our attention
News
Space
The universe could be full of more huge stars than we thought
Part of the Large Magellanic Cloud has 32 per cent more giant stars than we expected. That could mean the universe has more supernovae and black holes, too
News
Space
Weird dim star isn’t due to alien megastructure – it’s just dust
News
Physics
Parallel universes could solve a big problem with black holes
News
Physics
Exploring the universe – and how we found our place in it
Culture
Space
Planet X: We are closing in on the solar system’s new occupant
Features