Astronomy
A Stellar Stream of Stars, Stolen from Another Galaxy
Modern professional astronomers aren't much like astronomers of old. They don't spend every suitable evening with their eyes glued to…
White dwarfs are a big source of carbon in the Universe
In their nuclear hearts, stars fuse elements heavier than hydrogen, creating the ingredients necessary to make planets, oceans, and people.…
Amazing Images of Comet F3 NEOWISE From Around the World
Just. Wow. If you’re like us, your space-feed has been inundated with some pretty spectacular images of Comet C/2020 F3…
15 Different Ideas for Rovers That Could Explore Venus
NASA just announced the winners of it's "Exploring Hell Challenge" with HeroX, an incentive competition designed to inspire designs for…
1 in 10 Red Giants are Covered in Spots, and They Rotate Surprisingly Quickly
Sunspots are common on our Sun. These darker patches are cooler than their surroundings, and they're caused by spikes in…
Astronomers Have Mapped Out an Enormous Structure in the Universe Called the South Pole Wall
Galaxies aren't spread evenly throughout space. They exist in groups, clusters, and superclusters. Our own Milky Way galaxy exists in…
Parker Solar Probe Gives a Unique Perspective on Comet NEOWISE
Comet watchers have enjoying the newly-discovered NEOWISE comet since it was first spotted in March 2020. Now that it's visible…
If Planet 9 is a Primordial Black Hole, We Might Be Able to See Flares When it Consumes Comets
A comet-eating black hole the size of a planet? It's possible. And if there's one out there in the distant…
New Zealand just got its first International Dark Sky Park
As light pollution around the world increases, we are losing our access to the night sky. Thankfully, dark sky preserves…
Finally! We’ve got a comet that’s visible to the unaided eye. Comet C/2020 F3 NEOWISE
Look up! A rare naked-eye comet, C/2020 F3 (NEOWISE), is now visible to the unaided eye. But act fast -…