Skywatching

Series of images showing the sun during a partial solar eclipse.

Partial solar eclipse September 2025: Live updates

By Daisy Dobrijevic last updated

The next solar eclipse will be on Sept. 21, 2025.

Solar Eclipses
graphic with night sky in large font and silhouettes of people below looking up at the night sky.

Night sky for tonight: Visible planets, stars and more in this evening's sky

By Jamie Carter last updated

Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.

Stargazing

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
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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 Russian Soyuz rocket launches the Bion-M No. 2 space medicine mission from Baikonur Cosmodrome in Kazakhstan on Aug. 20, 2025.

Russia launches mice, microbes and more on monthlong mission to Earth orbit (video)

By Mike Wall published

Russia launched its Bion-M No. 2 biosatellite today (Aug. 20), sending 75 mice, 1,000 fruit flies and other organisms to orbit to learn more about the health effects of spaceflight.

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

What is the moon phase today? Lunar phases 2025

By Tariq Malik, Daisy Dobrijevic last updated

Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

Reference

What is a blood moon?

By Daisy Dobrijevic last updated

Reference A blood moon, or total lunar eclipse, turns the moon red — here's what causes it and when to see the next one

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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

a total solar eclipse seen against a black sky

On this day in space! Aug. 21, 1914: Total Solar Eclipse Expedition Crashed by WWI

By Hanneke Weitering last updated

On Aug. 21, 1914, a total solar eclipse temporarily darkened skies across Europe and Asia.

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
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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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