Astronomy
How Science Fiction Sparked Our Flights to the Final Frontier
The commercial spaceflight revolution didn’t begin with Elon Musk. Or with Jeff Bezos, or Richard Branson, or any of the…
Startup PLD Space to Launch Europe’s First Reusable Rocket
PLD Space could launch its suborbital Miura-1 rocket this month.
A Day on Earth Used to Only Be 19 Hours
A new study has revealed that for 1 billions years, a day on Earth lasted for about 19 hours.
A White Dwarf is Starting to Crystallize into Diamond
White dwarfs are the stellar remnants of stars like our Sun. They're strange objects, and astrophysicists think their cores can…
Without Ozone, the Earth Might Get a Lot Colder
The evolution of Earth's climate contains many components. And new research has shown just how critical the ozone layer is…
Meet Annie Jump Cannon, the “Harvard Computer” that Brought Order Out of Chaos
In the early 20th century our understanding of stars was a complete and total disaster. It took the genius of…
Astronomers Have Figured Out Clever Tricks to Reduce the Impact of Satellite Trails
A clear sky is a prerequisite for most astronomers imaging the cosmos. However, with the proliferation of satellite trails, astronomers…
The Tarantula Nebula Shouldn’t Be Forming Stars. What’s Going On?
The Tarantula Nebula is a star formation region in the Large Magellanic Cloud (LMC). Tarantula is about 160,000 light-years away…
These are the Fastest Stars in the Galaxy
Until recently, there were only ten known stars on trajectories that will allow them to escape the Milky Way Galaxy,…
We Might Soon Detect the Gravitational Waves from Dying Stars
Researchers have discovered an exciting new source of gravitational waves. They are the remnants left over from a supernova explosion,…