The most ancient supermassive black hole is bafflingly big
The most ancient black hole ever discovered is so big it defies explanation. This active...
The Parker Solar Probe will have company on its next pass by the sun
The Parker Solar Probe is no stranger to the sun. On January 17, the NASA...
A guide to the solar system’s biggest secrets
What comes after Pluto? (Sara Chodosh/)Astronomers have spent centuries filling in their sketches of our...
Designing an airplane that can fly on Mars!
Until recently, no attempt has been made to fly an aircraft in the Martian atmosphere....
Here are the highlights from a busy year in space launches
So many things launched into space this year: Six humans traveled aboard commercial crew vehicles,...
How future spacecraft might handle tricky landings on Venus or Europa
The best way to know a world is to touch it. Scientists have observed the...
How does the human body react to being in space?
Since 1961, more than 500 humans have flown into space. However, only 20 astronauts have...
Mysterious gas found near Milky Way’s center
The center of the Milky Way galaxy is full of high-energy events that lead to...
This new image reveals a sunspot in unrivaled detail
The largest solar telescope on Earth has gotten the sharpest glimpse ever of a sunspot....
Top 10 questions I’d ask an alien from the Galactic Federation
Any science journalist would rejoice at the revelation of aliens on Earth. It would be...