There's a good reason why so many scientists disagree with claims that Earth has been visited by aliens.
Meteorites might look like boring bits of rock – but each one has a fascinating story.
We will never see 'Oumuamua again, and we may never know exactly what it is. But with the right kind of media coverage it could inspire some kids to take up a career in science.
'Oumuamua is likely a relatively young interstellar visitor from a binary star system.
New research reveals the true nature of 'Oumuamua, the cigar-shaped rock that recently visited Earth's solar system.