Ask Ethan: Why do gravitational lenses make crosses, not rings?
Sign up for the Starts With a Bang newsletter Travel the universe with Dr. Ethan Siegel as he…
What Happens When A Bug Rears Its Head At Mach Two?
While some may see amateur rocketry as little more than attaching fins to a motor and letting it…
How Dark Asteroids Die – Universe Today
Back in the earlier days of the internet, there was a viral video from a creator called Bill…
15 States May See Aurora This Weekend
Northern Lights are expected overnight on Friday, Jan. 16, through Saturday, Jan. 17, 2026, according to a forecast…
Scientists Discover Surprising Amount of Oxygen in Jupiter’s Atmosphere
In a new study published in The Planetary Science Journal, scientists from the University of Chicago and Jet…
ESA’s Comet Interceptor Will Chase A Pristine Visitor Older Than Earth Itself
The European Space Agency (ESA) is preparing for one of its most ambitious scientific adventures yet, the Comet…
NASA’s powerful new Roman Space Telescope is complete — and will soon begin mission to find 100,000 alien worlds
NASA recently revealed the first pictures of its newly constructed Nancy Grace Roman Space Telescope, which could soon…
Arianespace to begin Amazon Leo launches in February
WASHINGTON — Arianespace will begin launches for its largest commercial customer in February as it works to ramp…
Could China’s Yaogan-47 satellite have a lens as wide as the Hubble Telescope?
One of China’s latest Earth observation satellites operating in low orbit could feature an optical aperture at a…
Giraffe in space? Eerie dark nebula takes on an uncanny shape (photo)
Astrophotographer Greg Meyer has captured an evocative image of a shadowy nebula drifting through interstellar space, which conjures…
Astronauts Return to Earth With Lasting Brain Changes : ScienceAlert
Spending time in the weightless environment of microgravity can have some dramatic effects on the human body, but…
NASA Brings Astronauts Home Early After Unprecedented Medical Issue in Space : ScienceAlert
CAPE CANAVERAL, Fla. (AP) – An ailing astronaut returned to Earth with three others on Thursday, ending their…