How worried should you be about an asteroid smashing into Earth?

Could this dramatic image ever happen for real? angel_nt/Getty Images Somewhere, out in the cold depths…

What to read this week: Ripples on the Cosmic Ocean by Dagomar Degroot

Our solar system, shown in this composite image, has had a big effect on humanity NASA/Bettmann…

How to see six planets in the sky at once in rare celestial alignment

Every few years, the planets appear in a line Getty Images Nearly all of the planets…

SpaceX’s 1 million satellites could avoid environmental checks

SpaceX wants to launch many more satellites Charles Boyer / Alamy Stock Photo Astronomers are scrambling…

Saturn’s rings may have formed after a huge collision with Titan

Titan, Saturn’s largest moon, with the giant planet behind it in a view from the Cassini-Huygens…

We’ve spotted the strongest microwave laser in the known universe

This image combines views from the Hubble and Keck II telescopes. A galaxy in the foreground,…

Artists gaze into space in stunning new exhibition

Royal West of England Academy Both artists and astronomers are, in a way, translators. They convert…

Search for radio signals finds no hint of alien civilisation on K2-18b

Illustration of the exoplanet K2-18b NASA The planet K2-18b, which drew intense speculation last year due…

Spruce trees stumped (sigh) when it comes to predicting eclipses

Feedback is New Scientist’s popular sideways look at the latest science and technology news. You can…

Is our galaxy’s black hole actually made of dark matter?

An image of the supermassive black hole Sagittarius A* in polarised light, captured by the Event…