It’s older than our galaxy — NASA stumbles on the final edge of space
NASA finally reached the end of the observable universe. Astronomers have long grappled with understanding how the earliest…
How Much Has Mercury Shrunk?
What do many baked goods and the planet Mercury have in common? They shrink as they cool. Evidence…
Oops! Earendel, most distant star ever discovered, may not actually be a star, James Webb Telescope reveals
The most distant star ever discovered may have been misclassified: Instead of being a single star, the object…
See a trio of spectacular star clusters brighten the summer sky in August 2025
Warm mid-August summer nights offer prime conditions for spotting three magnificent star clusters visible to northern-hemisphere skywatchers in…
Mice, Fruit Flies, and Lunar Simulants to Explore Space
On August 20, 2025, Russia will launch the Bion-M No. 2 biosatellite atop a Soyuz-2.1b rocket from the…
Betelgeuse was ready to explode — Now NASA finds a strange red supergiant nearby
Up until a few years ago, the common knowledge that stars shine brighter than the sun seemed absurd.…
Why the next SpaceX Starship test flight could change everything for the world’s most powerful rocket
Just weeks after an explosion rocked its Boca Chica launch pad, SpaceX’s Starship is on track for a…
When And Where To See It By A Crescent Moon
Topline The “planet parade” — mistakenly being called an alignment by many — continues on Monday, Aug. 18,…
Too much traffic in space? CREAM can help prevent collisions
Space is getting crowded. Every day, more satellites are launched into Earth’s orbit. Over 11,000 satellites are already…
Giant ‘X’ appears over Chile as 2 celestial beams of light cross: Space photo of the week
The Milky Way and zodiacal light crisscross above the Cerro Tololo Inter-American Observatory in Chile. (Image credit: CTIO/NOIRLab/NSF/AURA/P.…
Rare Astronomical Event Peaks August 19
A rare celestial event is about to unfold in Earth’s night skies on August 19, 2025, when Saturn…
Rocket engine test paves way for manned lunar mission
This photo taken on Aug 15, 2025 shows the static fire test of China”s Long March 10 carrier…