Astronomers studying extreme planetary systems have identified worlds so massive that they rival the smallest stars in size.

A first ever detection of a coronal mass ejection from a small red dwarf could have big consequences for life on any nearby ...

Astronomers have, for the first time, confirmed a colossal coronal mass ejection from a distant star, a blast so powerful it ...

Our search for exoplanets is focused on Milky Way stars. It's been successful, with more than 6,000 detected so far. Scientists are even beginning to move beyond mere detections, and working on ...

We knew from prior analyses that a distant asteroid sampled in 2020 carried all but one of the molecules needed to kick-start life, and researchers have just found the missing ingredient: sugar ...

Host Chris Morgan speaks with environmental author Ferris Jabr about his book Becoming Earth: How Our Planet Came to Life ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...