What Are Your Options When you’ve Only Got Hours or Days to Prevent an Asteroid Impact?
Imagine a scenario where we detect an asteroid heading straight for Earth. Imagine that it will arrive in a couple…
With no Solid Surface, the Atmosphere of Jupiter Behaves Quite Differently Than Earth
Jupiter’s atmosphere has plenty of distinct features, including lightning and the Great Red Spot. But the underlying processes that drive…
Astronomers see a Moon-Forming Disk Around a Super-Jupiter
Recently, astronomers have been finding protoplanetary discs around certain stars. Their discovery has helped kick off a new work in…
Gravitational Waves Reveal Surprising Secrets About Neutron Stars
The confirmation of gravitational waves back in 2017 continues to unlock whole new worlds of physics but also continues to…
What’s Causing the Mysterious Radio Waves Coming From the Center of the Milky Way?
The center of the Milky Way is a mysterious place. Astronomers think there's a supermassive black hole there, though it…
Europa has Water in its Atmosphere
New research indicates that Jupiter's moon Europa has water vapor in its trailing atmosphere, which could inform missions headed there…
A Magnetic Tunnel Surrounds the Earth
What if our eyes could see radio waves? If we could, we might be able to look up into the…
Here’s the View From Sweden During the Recent Solar Storm
Vivid green and purple aurora swirled and danced across the entire night sky in Sweden recently. The nighttime light show…
Volcanism on the Moon Ended About 2 Billion Years ago
An international team examined lunar rocks brought back by the Chang'e-5 mission, and determined that volcanism ended on the Moon…
Why do Uranus and Neptune Have Magnetic Fields? Hot ice
The outer “ice giant” planets, Neptune and Uranus, have plenty of mysteries. One of the biggest is where exactly they…