Skywatching

Northern lights forecasts, alerts, and geomagnetic storm warnings - live updates

By Daisy Dobrijevic last updated

The latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.

Auroras
a bright starry sky above a lush green landscape

This Chappell Roan song boosted interest in a Canadian dark sky preserve by 1,800%

By Elizabeth Howell published

Chappell Roan mentioned Canada's Saskatchewan just days before Cypress Hills Interprovincial Park hosts a "star party" festival in its dark-sky park.

Stargazing
The Milky Way galaxy glows over the rock structure of Stonehenge.

The Milky Way brightens the moonless summer sky this week: Here's where to look

By Anthony Wood last updated

Our galaxy will make for a particularly splendid sight on the dark nights surrounding the new moon phase on Aug. 23.

Stargazing
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Spaceflight

Graphic illustration with 'space calendar' in large blue neon letters and 2025 below it in smaller white letters. Below the title are four neon images depicting a meteor or comet, a telescope, a rocket launch and an astronaut's helmet. There is a starry background to the entire image.

Space calendar 2025: Rocket launches, skywatching events, missions & more!

By Space.com last updated

Reference Keep up with all the rocket launches, astronomical events and mission milestones for 2025 with our space calendar.

Reference
four astronauts with not helmets walk down a ramp from a pair of double doors.

Artemis 2 astronauts suit up for nighttime moon launch dress rehearsal (photos, video)

By Josh Dinner published

If there's one thing astronauts know, it's "practice, practice, practice."

Artemis
a triple-core rocket blasts off under a sunny, partly cloudy blue sky. smoke expands below next to an obscured launch tower, near a long white hanger with SPACEX written on the side. To the left, a bird flies away.

Rocket launch today: Is there a rocket launch and what time?

By Josh Dinner, Tariq Malik last updated

Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.

Launches & Spacecraft
European Space Agency astronaut Samantha Cristoforetti gives the Vulcan salute aboard the International Space Station.

Astronauts get stuffy noses in space because of microgravity, scientists find

By Jessica Rendall published

Scientists are calling attention to an extremely common health problem that's been making astronauts uncomfortable: sinus issues.

Human Spaceflight
A tan background with streaks and dots of black on it.

Semiconductor wafer on ISS goes under the microscope | Space photo of the day for Aug. 20, 2025

By Kenna Hughes-Castleberry published

This is part of a NASA-supported project hoping to fabricate "device-ready" wafers from space-grown crystals.

International Space Station
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Science & Astronomy

The sun radiates huge amounts of electromagnetic energy in all directions. Earth is only one small recipient of the sun's energy; the sun's rays extend far out into the solar system, illuminating all the other planets.

Test your true terrestrial trivia with our Earth quiz!

By Kenna Hughes-Castleberry published

This quiz will explore the science behind the scenery, the facts behind the familiar, and the wonders that make Earth a living planet.

Earth
Korea's K-RadCube radiation-measuring cubesat will fly on NASA's Artemis 2 moon mission in 2026.

South Korea's K-RadCube radiation satellite will hitch a ride on NASA's Artemis 2 moon mission

By Andrew Jones published

South Korea's K-RadCube satellite has arrived at NASA's Kennedy Space Center in Florida ahead of its launch toward the moon on the Artemis 2 mission next year.

The moon
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Space Photo of the Day

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Entertainment

a gigantic scavenger spaceship with an exploding planet

Forget Galactus, 'Strange New Worlds'' ancient scavenger ship is the real 'destroyer of worlds' (exclusive)

By Jeff Spry published

Join us as director Valerie Weiss breaks down this 'Trekiest' episode of the sci-fi series yet.

Space Movies & Shows
Concept art for the video game "Battlestar Galactica: Scattered Hopes." A man in uniform is standing at the head of a table looking at a map with spaceships on it. The table is surrounded by other people in uniform.

New tactical roguelite game 'Battlestar Galactica: Scattered Hopes' sees you escape the Cylons with a full fleet of spaceships (video)

By Fran Ruiz published

Battlestar Galactica meets FTL in this just-announced "story-rich tactical roguelite" from the makers of Crying Suns.

Space Games
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What's Up In Space Today

Search For Life

Three different size circles going from large to small from left to right, with the largest being marbled light green, the middle being a marbled blue-green and the right being a dark blue marbled with water drops.

Is water really a necessary ingredient for life? Aliens may swim in truly exotic pools

By Stefanie Waldek published

A new study finds that liquids other than water might be able to support life on worlds beyond Earth, potentially expanding the envelope of life throughout the cosmos.

Search for Life
The planet-birthing disk around V883 Orionis with frozen complex molecules in its outer region

Is life widespread throughout the cosmos? Complex organic molecules found in planet-birthing disk

By Robert Lea published

Complex organic molecules that could be the precursors to the building blocks of life as we know it have been discovered in a disk of gas and dust swirling around an infant star.

Search for Life
This artist’s illustration shows the planet K2-18 b, its host star and an accompanying planet in this system. K2-18 b is now the only super-Earth exoplanet known to host both water and temperatures that could support life.

Nearby super-Earth K2-18 b may be a water-rich ocean planet: 'This has certainly increased the chances of habitability'

By Robert Lea published

The search for life beyond the solar system is heating up. Though biosignatures around super-Earth K2-18b remain unconfirmed, the JWST has found the planet could be a water-rich ocean world.

Search for Life
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Technology

The X-37B Orbital Test Vehicle at NASA’s Kennedy Space Center Shuttle Landing Facility shortly after touching down on Nov. 12, 2022.

US Space Force's secretive X-37B space plane will test quantum alternative to GPS navigation

By Samuel Lellouch published

The U.S. Space Force's X-37B space plane will test a potential alternative to GPS that makes use of quantum science as a tool for navigation: a quantum inertial sensor.

Technology

NASA and Google test AI medical assistant for astronaut missions to the moon and Mars

By Andrew Jones published

Google and NASA are trialing an AI-powered medical assistant that could help astronauts care for themselves when mission control is out of reach.

Technology

Tiny devices propelled by sunlight could explore a mysterious region of Earth's atmosphere

By Tereza Pultarova published

"Being able to send something out there would enable us to take a lot more precise data than we currently can."

Technology
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