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Artist's illustration of an asteroid in deep space.

12-year-old discovers 2 possible new asteroids

By Elizabeth Howell published

Siddharth Patel has been watching the sky since the age of five. Fresh off two possible asteroid discoveries, he's taking a big step toward his astronaut dream.

Asteroids
A false color image shows red sand dunes streaking across a blue surface

How AI and sand dunes on Mars can reveal the planet's history, one grain at a time

By Samantha Mathewson published

An innovative technique for measuring the force acting on individual grains of sand could help scientists uncover how winds have shaped the surface of Mars.

Mars

Scientists hear 2 newborn black holes 'crying' through ripples in spacetime — and one had a birth unlike anything seen before

By Robert Lea published

Gravitational wave detectors on Earth have heard the "cry" of two newborn black holes with some unusual and remarkable properties.

Black Holes
A photo of a lunar lander with a Chinese flag on it

1st samples ever collected from the moon's far side could help reveal where Earth got its water

By Keith Cooper published

On Earth, CI chondrites make up only 1% of all meteorites that have been collected, but they may be far more common on the moon.

The moon
A satellite image showing a large white hurricane headed toward green land in the left side of the image contrasted with the dark blue ocean

Satellites watch Category 5 Hurricane Melissa ahead of record-breaking landfall in Jamaica

By Meredith Garofalo published

Hurricane Melissa made a record-breaking landfall in Jamaica, and satellites are monitoring the situation.

Technology
A hexagonal white ring with thousands of bright dots inside on a dark background.

1st cosmic view from 4MOST looks pure sci-fi | Space photo of the day for Oct. 28, 2025

By Kenna Hughes-Castleberry published

The 4MOST instrument on the European Southern Observatory's VISTA telescope has captured its first light.

Astronomy
The moon's disk is shown around its first quarter phase, with its right half lit by direct sunlight, and the left bathed in shadow to match the dark night sky behind.

See a colossal 'X' and 'V' appear on the moon after sunset tonight

By Anthony Wood published

Turn your telescope on the moon at sunset on Oct. 28 to see a colossal "X" and "V" form on the lunar surface as sunlight picks out broken terrain along the terminator.

Stargazing
Cosmonaut Oleg Novitsky shared this photo of the International Space Station on Twitter on Sept. 29, 2021. He and two colleagues were relocating a Russian Soyuz spacecraft from one port to another at the time.

International Space Station: Live updates

By Space.com Staff last updated

Find out what's going on at the International Space Station.

International Space Station
Russian cosmonaut Alexander Skvortsov performs a spacewalk in support of science and maintenance on the International Space Station on Aug. 18, 2014.

Watch 2 Russian cosmonauts spacewalk outside the ISS today

By Mike Wall published

Cosmonauts Sergey Ryzhikov and Alexey Zubritsky will conduct a spacewalk outside the International Space Station today (Oct. 28), and you can watch the action live.

International Space Station
A SpaceX Falcon 9 rocket launches 28 Starlink satellites from Vandenberg Space Force Base in California on Oct. 27, 2025.

SpaceX launches 28 Starlink satellites from California, lands rocket at sea

By Mike Wall published

SpaceX launched yet another batch of its Starlink satellites today (Oct. 27), sending 28 of them up from California's central coast.

Launches & Spacecraft
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