Frozen ocean world found lurking between Mars and Jupiter
The scars on Ceres should have softened by now. That was the long-running problem. If the dwarf planet’s…
Gravitational waves may be responsible for dark matter in the universe
Dark matter is thought to exist everywhere, wrapping around galaxies and helping to shape the largest things in…
Light can travel for billions of years yet experience no time
A photon emitted from a star a billion light-years away arrives at a telescope having experienced no time…
Groundbreaking new theory rewrites quantum view of the Big Bang
A Gravity Theory That Could Rewrite the Universe’s First Moments The first fraction of a second after the…
‘Pink moon’ may coincide with historic rocket launch from Florida coast
BREVARD COUNTY, Fla. – Visitors headed to Florida’s Space Coast to watch the historic Artemis II launch on…
NASA’s moon program signals a shift in who gets to explore space
KENNEDY SPACE CENTER, Fla – Before the rockets. Before the moon landings. There were the names. NASA’s most…
The physics of no return: What actually happens if you get pulled into a black hole
In 1916, only a year after Albert Einstein had published his general theory of relativity, Karl Schwarzschild used…
America’s nuclear spacecraft is heading to Mars, and it’s bringing helicopters
For decades, nuclear propulsion has been a fixture of aerospace engineering proposals and government studies, always promising, never…
Distance in space is an illusion
Andromeda sounds far away because 2.5 million light-years sounds far away. It lands with authority. It feels exact.…
Darkness can move faster than light without breaking relativity
A dark point inside a wave of light sounds like a contradiction. It is also something researchers say…
Artemis II’s launch may be heard from miles away. Here’s how far
KENNEDY SPACE CENTER, Fla. – The Space Shuttle — the most complex, but not the most powerful, human-rated…
Expanding catalog of black hole collisions is rewriting the history of the universe
Between May 2023 and January 2024, a global network of gravitational-wave detectors picked up 128 new cosmic signals,…