Blue Origin Rocket Explodes in Fiery Setback

The detonation of the New Glenn rocket resulted in a huge fireball in Florida, and may have long-term implications for the company’s ambitions.

NASA Details Its Plan to Build a Lunar Base at the Moon’s South Pole

The project’s first mission could arrive as soon as this year, with a little help from Blue Origin.

A Probe Took Incredible Pictures of Mars on Its Way to a Far-Off Asteroid

NASA took advantage of the recent close approach of the Psyche probe to Mars to calibrate its observation instruments.

The Universe Is Full of ‘Impossible’ Black Holes. Now Scientists Know Why

There are black holes that are too big to be born from the death of a star but aren’t quite supermassive either. There’s finally evidence for where those came from.

Cosmic Voids May Contain the Universe’s Best Secrets

Once dismissed as empty expanses between galaxies, cosmic voids are becoming one of the most promising tools for probing the universe’s biggest mysteries.

Asteroid 2026 JH2 Is About to Fly Right Past Earth—Relatively Speaking

On May 18, an asteroid about the size of Chicago’s Cloud Gate will fly four times closer to Earth than the moon.

NASA’s Curiosity Rover Got Its Drill Stuck on a Rock. Here’s How They Freed It

This is the first time NASA has encountered a situation like this, and it took nearly a week to resolve.

The Pentagon Releases New Trove of Declassified UFO Files

The Defense Department has released a new trove of declassified documents about government UFO sightings.

How to Watch the 2026 Lyrids Meteor Shower at Its Peak

Between the night of April 21 and the early morning of April 22, those looking in the right place will see the sky light up with 15 to 20 meteors per hour.

How Can Astronauts Tell How Fast They’re Going?

Weirdly, spaceships have no direct way to gauge their own speed. Luckily, we can use some physics tricks to figure it out.