General relativity might save some planets from death

Artwork of two planets orbiting a white dwarf star JULIAN BAUM/SCIENCE PHOTO LIBRARY Planets orbiting dead…

There is an odd streak in the universe – and we still don’t know why

An asymmetry in the average temperature of the cosmic microwave background doesn’t match the standard model…

Exceptional star is the most pristine object known in the universe

The Large Magellanic Cloud, a satellite galaxy of the Milky Way, where the near-pristine star SDSS…

Why ‘beauty factories’ could solve two massive cosmological mysteries

“B mesons can help us solve a big mystery of the universe: why there is more…

Rogue planet gains 6 billion tonnes per second in record growth spurt

Artist’s impression of Cha 1107-7626, a rogue planet about 620 light years away ESO/L. Calçada/M. Kornmesser…

NASA’s asteroid deflection test had unexpected and puzzling outcome

Illustration showing NASA’s DART probe, upper right, on course to strike the asteroid Dimorphos, left, which…

Astronomers captured an incredible view of M87’s black hole jet

The jet blasting out of the black hole at the centre of the galaxy M87 Jan…

Do black holes exist and, if not, what have we really been looking at?

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What…

Did a star blow up and hit Earth 10 million years ago?

A supernova could have sent cosmic rays hurtling at Earth muratart/Shutterstock An exploding star may have…

Sagittarius A*: We finally found the hot wind coming out of our black hole

Molecular gas and X-ray emission around Sagittarius A*, the Milky Way’s black hole Mark D. Gorski…