Where the ridge meets the river | Space photo of the day for Oct. 16, 2025
From above Earth, LandSat 9's keen eye captures a stunning Y-shaped meeting of ridge and river in China's Tarim Basin.
Asteroid discovered only 2 days ago will fly by Earth closer than the moon today
A small asteroid, called 2025 TP5, will safely fly by our planet Oct. 15 at about a quarter of the distance to the moon.
A new private moon lander rises: Impulse Space throws its hat into the lunar ring
Impulse Space — which was founded by Tom Mueller, SpaceX's first-ever employee — just announced that it plans to build a robotic moon lander to help open the lunar frontier.
A giant weak spot in Earth’s magnetic field is getting bigger — and it could be bad news for satellites
Satellite data reveal that a weak region in Earth's magnetic field has grown by an area roughly half the size of continental Europe in the last 10 years.
From caves to the cosmos | Space photo of the day for Oct. 14, 2025
ESA astronaut Marco Sieber journeyed deep underground in Italy's Apennines for CAVES training
How do asteroids spin in space? The answer could help us prevent a catastrophic Earth impact
From how space rocks wobble to where to hit them, scientists are learning the fine art of asteroid deflection — and it could one day save Earth.
A volcano or a meteorite? New evidence sheds light on puzzling discovery in Greenland’s ice sheet
New research suggests that this mystery platinum signature underneath the Greenland ice sheet may have originated from a volcanic fissure eruption in Iceland, not space.
Scientists open untouched Apollo 17 lunar samples from 1972 — they may hold clues about the moon’s violent origins
The isotopic ratio of sulfur-33 on the moon differs from that of Earth. Did the moon's sulfur instead come from the impactor that formed it?
Moonrise moments: A skywatching quiz
From phases to phenomena, this moon-themed skywatching quiz will test your lunar knowledge.
This fleet of sungazing spacecraft could help spot ‘space tornadoes’ headed towards Earth
Four proposed sun-gazing spacecraft, working together, could help speed up space weather warnings by 40%, a new study suggests.