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…

1 month ago

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…

1 month ago

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…

1 month ago

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…

1 month ago

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…

1 month ago

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…

1 month ago

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…

1 month ago

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…

1 month ago

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…

1 month ago

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…

1 month ago