A Star Near the Center of the Milky Way is a Visitor from Beyond
There's an alien red giant star orbiting in the center of our galaxy. It's called S0-6 and has chemical fingerprints…
The International Space Station Celebrates 25 Years in Space
NASA recently celebrated the 25th anniversary of the International Space Station (ISS) with a space-to-Earth call between the 7-person Expedition…
Fly Slowly Through Enceladus' Plumes to Detect Life
Enceladus is blasting water into space from the jets at its southern pole. This makes it the ideal place to…
OSIRIS-REx Failed to Deploy its Drogue Chute Properly. Now NASA has Figured out Why
On September 24, 2023, NASA’s OSIRIS-REx mission returned a precious sample of rocky material from asteroid Bennu to Earth. The…
In 1872, a Solar Storm Hit the Earth Generating Auroras from the Tropics to the Poles
Imagine a solar storm generating auroral displays across the entire sky. No, we haven't quite seen them that strong in…
For its Final Trick, Chandrayaan-3 Brings its Propulsion Module to Earth Orbit
On August 23, ISRO's Vikram lander detached from its propulsion module and made a soft landing near the Moon’s south…
ESA’s Ariel Mission is Approved to Begin Construction
We're about to learn a lot more about exoplanets. The ESA has just approved the construction of its Ariel mission,…
Communicating With a Relativistic Spacecraft Gets Pretty Weird
Someday, in the not-too-distant future, humans may send robotic probes to explore nearby star systems. These robot explorers will likely…
99% of Space Junk is Undetectable. That Could Change Soon
Private and military organizations are tracking some of the 170 million pieces of space junk orbiting the planet, but they're…
Astronomers Calculate Which Exoplanets Are Most Likely to Have Water
Astronomers know of about 60 rocky exoplanets orbiting in the habitable zones of their stars. When they try to determine…