Weird dust balls seen impossibly close to our galaxy’s huge black hole

At the centre of our galaxy, six strange clouds that look like dust and gas orbit…

A Scheme of Heaven reveals what scientists can learn from astrology

Astrology is bunk, but a new book exploring its ancient history argues that it has crucial…

NASA astronaut Kathryn Sullivan on zero G dreams and fixing Hubble

The first US woman to spacewalk flew three on shuttle missions and says nothing beats space…

A single star has let us put a date on our galaxy’s last cosmic meal

The Milky Way ate another galaxy called Gaia-Enceladus, and the waves passing through a star have…

China has developed the world’s first mobile quantum satellite station

China has connected the world’s first portable ground station for quantum communication to the Mozi satellite,…

SpaceX Starlink satellites could be ‘existential threat’ to astronomy

Huge constellations of satellites like SpaceX’s Starlink could make ground-based astronomy impossible, and we’re running out…

A NASA telescope has found its first habitable Earth-sized planet

The TESS space telescope has found its first Earth-sized planet with conditions that might be right…

Two stars colliding in 2083 will outshine all the others in the sky

Two stars in the constellation Sagitta are predicted to smash together in the year 2083, producing…

Mercury’s outer layers may have been stripped off by a young Venus

Mercury is mostly iron, which may be because a series of close encounters with a young…

Gravitational wave mystery could be a sign of a new kind of black hole

A neutron star has produced gravitational waves after colliding with an unknown object – it could…