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Recent Space Stories

Pulsar Fusion reached first plasma in Sunbird, an early step toward a fusion rocket built for faster deep-space travel.
Pulsar Fusion says first plasma in Sunbird marks progress toward a reusable fusion-powered tug for deep-space missions.
Joshua Shavitupda
An artist's conception (not to scale) of the red giant SDSS J0915-7334, which was born near the Large Magellanic Cloud and has now journeyed to reside in the Milky Way.
SpacePristine star reveals the dawn of stars and galaxies in the universeJoseph Shavit
Study suggests ancient gravitational waves may have helped create dark matter in the early universe.
SpaceGravitational waves may be responsible for dark matter in the universeJoshua Shavit
New research reveals magnetic waves deep inside the Sun, offering a way to study hidden solar processes.
SpaceLarge-scale waves are forming deep inside our SunJoseph Shavit
Light can travel billions of years yet experience no time. Here’s how Einstein’s physics explains it.
SpaceLight can travel for billions of years yet experience no timeJoseph Shavit
Setup of legged robot operation on the testbed, with the control room and operators in the background.
SpaceFour-legged robots look to speed up Mars and Moon explorationJoseph Shavit
New isotopic analysis suggests Earth formed almost entirely from inner Solar System material, not beyond Jupiter.
SpacePlanetary scientists reveal where Earth’s water and building blocks came fromJoshua Shavit
New modeling shows laser power networks could better connect and energize the Moon’s shadowed south pole craters.
SpaceLaser power stations could keep lunar missions running in permanent darknessJoseph Shavit
Dr. Niayesh Afshordi, professor of physics and astronomy at the University of Waterloo and Perimeter Institute (PI).
SpaceGroundbreaking new theory rewrites quantum view of the Big BangJoshua Shavit
JWST reveals Saturn’s aurora drives a self-sustaining heat cycle, solving its shifting rotation mystery.
SpaceJWST just helped solve Saturn’s mysterious spin problemJoshua Shavit
A strange LIGO signal hints at primordial black holes and a possible link to dark matter.
SpaceAstrophysicists are close to proving the existence of primordial black holesJoseph Shavit
Artist's impression of Space Reactor-1 Freedom, the nuclear-powered spaceship NASA says it is sending to Mars.
SpaceAmerica’s nuclear spacecraft is heading to Mars, and it’s bringing helicoptersJoshua Shavit
From spaghettification to time dilation, here's what science knows, and still doesn't, about matter falling into a black hole.
SpaceThe physics of no return: What actually happens if you get pulled into a black holeJoseph Shavit
Microgravity disrupts sperm navigation and fertilization, raising new questions about reproduction in space.
HealthGetting pregnant in space isn’t that easy, study findsMac Oliveau
Modern physics suggests distance may emerge from motion, gravity and quantum entanglement, not exist as a basic fact.
SpaceDistance in space is an illusionJoseph Shavit
Scientists directly measured dark points in light waves and found some moved faster than light without breaking relativity.
SpaceDarkness can move faster than light without breaking relativityJoseph Shavit
Illustration of the formation of the GCR cavity in the ecliptic plane. The white lines from the Sun show the typical pattern of magnetic field lines in interplanetary space, referred to as the Parker spiral IMF.
SpaceRadiation ‘cavity’ near the moon could lower astronaut exposure to cosmic radiationJoshua Shavit