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Latest News

A SpaceX Falcon 9 rocket launches the MRV-MEV satellite-servicing mission for Northrop Grumman on July 21, 2026.

SpaceX launches satellite repair drone with 10-foot robotic arms to Earth orbit (video)

Mike Wall Last updated 21 July 26

SpaceX launched Northrop Grumman's trailblazing MRV-MEP satellite-servicing mission to Earth orbit today (July 21).

The dwarf galaxy Sextans A observed by the James Webb Space Telescope.

James Webb Space Telescope discovers the secrets of cosmic 'factories' that filled the early universe with stardust

Robert Lea Published 21 July 26

Using the James Webb Space Telescope, astronomers have discovered the secrets of early galaxies that pumped the infant cosmos full of dust, but by studying a much closer and modern galaxy.

Rows of colorful planets of all colors and sizes over a dark background

Alien life likely can't survive on exoplanets smaller than Mars, scientists say

Kiona N. Smith Published 21 July 26

For a world to maintain an atmosphere long enough for life to gain a foothold, it seems it needs to be at least as big as Mars.

A giant steel rocket stands next to a launch tower silhouetted in front of the sun and reflected in thin pools of water in the foreground.

SpaceX will launch Starship, the world's largest rocket, on critical Flight 13 test on July 23. Here's what to expect.

Mike Wall Last updated 21 July 26

SpaceX plans to launch Starship Flight 13 on Monday (July 20), a test mission that will send "V3" Starlink satellites to space for the first time ever. Here's how to watch it live.

a huge rocket on the launch pad on the right and a graphic showing a clock with a question mark on the left

What time is SpaceX's Starship Flight 13 launch on July 23? (Full mission timeline)

Tariq Malik Last updated 21 July 26

SpaceX will launch its next Starship, carrying the first V3 Starlink satellites, on the Flight 13 test mission on Thursday, July 23. Here's what time it flies.

SpaceX's Starship megarocket launches on its 12th test flight, on May 22, 2026.

How to watch SpaceX launch Starship Flight 13 on July 23

Samantha Mathewson Last updated 21 July 26

SpaceX's 13th Starship test flight will carry out the first deployment of Starlink V3 satellites while testing booster recovery and upgraded flight systems in a key step toward operational missions.

A SpaceX Falcon 9 rocket launches the MRV-MEV satellite-servicing mission for Northrop Grumman on July 21, 2026. — SpaceX launches satellite repair drone with 10-foot robotic arms to Earth orbit SpaceX launched Northrop Grumman's trailblazing MRV-MEP satellite-servicing mission to Earth orbit today (July 21).

Rows of colorful planets of all colors and sizes over a dark background — Alien life likely can't survive on exoplanets smaller than Mars, scientists say For a world to maintain an atmosphere long enough for life to gain a foothold, it seems it needs to be at least as big as Mars.

Lots of colorful blobs against a dark background of space. Toward the right, there is a spherical cloud-shaped object that's gray and red. — Scientists may have found the 1st twin star system where both stars exploded Imagine if Star Wars' Tatooine twin suns went supernova. Scientists may have just found that in our universe.

A giant chrome rocket and a small space capsule dock in low Earth orbit. — Four astronauts, 3 spacecraft, 2 weeks in orbit: Artemis III will be NASA's most complicated mission ever NASA's Artemis III mission is shaping up to be NASA's most complex mission in history, coordinating the launch and rendezvous of three different spacecraft.
24 Comments

Captain America and Thor in Avengers Doomsday — The 'Avengers Doomsday' trailer is cool, but it's missing something... where's all the space stuff? Out of space.

A yellowish crescent pointing downward on a dark background. — Scientists discover mystery molecule on Pluto and Saturn's moon Titan: 'We cannot say what it is' Despite being separated by billions of miles, Saturn's moon Titan and the dwarf planet Pluto share an unexplained surface signature.
2 Comments

A black space background is speckled by yellow, white, blue and orange stars including blue stars with long diffraction spikes. — James Webb Space Telescope looks back in time 4.4 billion years | Space photo of the day for July 21, 2026 The James Webb Space Telescope captured this image of a young galaxy cluster, MACS J0553.4-3342.

Skywatching

Billions of miles and thousands of years in the making: This is the life of a Perseid shooting star

By Anthony Wood Published 21 July 26

A story billions of miles and thousands of years in the making.

Meteors & Meteor Showers

Man uses one of the best telescopes and binoculars to look at the night sky as the sun sets and telescopes are on tripods around him

Best telescopes 2026: Observe planets, stars and galaxies

By Gemma Lavender Last updated 20 July 26

Buying Guide These are the best telescopes for stargazing, with top models from ZWO, Celestron and Unistellar.

A male looking through Canon 18x50 IS binoculars with clouds in the background and a black Space.com deals badge in the upper left.

Get stabilized views of the cosmos with the Canon 18x50 IS binoculars, now almost 30% off

By Harry Bennett Published 20 July 26

Deals This amazing pair of binoculars is almost 30% off their retail price on Amazon and we think they are a great pair for stargazing with their 50mm objective lenses and excellent image stabilization.

Spaceflight

SpaceX's Starship rocket stands on the pad ahead of its 13th test flight.

SpaceX targets July 23 for crucial Starship Flight 13 test launch after abort

By Mike Wall Last updated 21 July 26

SpaceX is now targeting Thursday (July 23) for Flight 13 of its giant Starship rocket, after the first launch attempt aborted at the last second on July 16.

Launches & Spacecraft

a constellation of satellites shoots beams to each other and down to Earth.

Space Force orders 36 more Golden Dome missile-tracking satellites, for $1.75 billion

By Josh Dinner Published 21 July 26

The Space Development Agency announced partnerships with two companies worth up to $1.75 billion total, to develop 36 satellites for the Trump administration’s Golden Dome missile-defense initiative.

A white, black and gray-ish (soot-covered) rocket lifts off into a mostly-blue sky from a sea-side launch pad.

SpaceX Falcon 9 rocket sends Starlink satellites to orbit a day after rare launch abort

By Robert Z. Pearlman Published 21 July 26

A SpaceX Falcon 9 rocket carrying 24 Starlink satellites launched from Vandenberg Space Force Base in California on Tuesday (July 21), a day after aborting its first liftoff attempt.

Launches & Spacecraft

Artemis III astronauts will beam 4k video from Orion to Earth using SpaceX Starlink lasers

By Josh Dinner Published 21 July 26

Expect some of the sharpest live views of Orion in space that we've ever seen.

The launch of Virgil "Gus" Grissom on NASA's Mercury-Redstone 4 suborbital mission from Cape Canaveral on July 21, 1961.

On this day in space! July 21, 1961: Gus Grissom becomes 2nd American in space

By Hanneke Weitering Last updated 21 July 26

The launch of Virgil "Gus" Grissom on NASA's Mercury-Redstone 4 suborbital mission from Cape Canaveral on July 21, 1961.

Space Exploration

Science & Astronomy

a large circular depression seen on a satellite photo of a green area on earth

A massive crater was spotted on Google Earth. It could be a scar from an ancient meteorite impact

By Elizabeth Howell Published 21 July 26

While getting ready for a camping trip, an amateur astronomer spotted a possible crater. It appears to be a match, pending microscopic results.

The invisible texture of the magnetic field in the central region of the galaxy cluster Abell 2255.

Galaxy cluster's magnetic field reconstructed for 1st time with record-breaking astronomy map

By Robert Lea Published 21 July 26

"We believe that the mechanism that 'turns on' these gigantic radio emissions is linked to the formation process of galaxy clusters."

Space Photo of the Day

Sandy-colored large and small rocks on the Mars surface.

Ancient sandstorm leaves behind wreckage on Mars | Space photo of the day for July 20, 2026

By Chelsea Gohd Published 20 July 26

Remnants from Martian history stay scattered across the planet's surface.

This image from space shows wildfires over Canada.

Smoke from devastating Canada wildfires visible from space | Space photo of the day for July 17, 2026

By Chelsea Gohd Published 17 July 26

Satellites have captured images of the billowing smoke.

A telescope sits underneath a speckled, colorful night sky as a beam of laser light shoots up as a laser star guide.

A laser disappears into the Milky Way's heart | Space photo of the day for July 16, 2026

By Chelsea Gohd Published 16 July 26

That is quite a view.

Entertainment

The Avengers, Fantastic Four, and Thunderbolts in Avengers Doomsday

The 1st 'Avengers: Doomsday' trailer is here, and it's stuffed to bursting with superheroes

By Jeff Spry Published 20 July 26

Robert Downey Jr.'s Doctor Doom makes his true debut (sort of) in this cluttered but colorful preview for the December blockbuster.

Space Movies & Shows

'Stranger Things' at 10: The Netflix streaming icon that made it cool to like science again

By Sergio Pereira Published 20 July 26

Stranger Things changed the face of streaming, but it also had a significant impact on piquing the younger audience's interest in science.

Space Movies & Shows

What's Up In Space Today

Search For Life

Should we trust AI in the search for alien life? Scientists aren't so sure

By Keith Cooper Published 19 July 26

New research suggests AI can be repeatedly fooled into mistaking non-life for life.

Search for Life

a man in a suit peers up into a large telescope

White House appoints Harvard astronomer Avi Loeb to lead new UFO study group

By Leonard David Published 11 July 26

Harvard astrophysicist Avi Loeb has been appointed as the head of a new White House group to study UFOs, or unidentified anomalous phenomena, as they're now known.

Search for Life

Could evidence of life on Mars be hiding in clay? Europe wants to send a rover to check

By Chelsea Gohd Published 9 July 26

ESA's Rosalind Franklin rover will investigate possible signs of life in Martian clay.

Search for Life

Technology

1st-ever X-rays in space offer hope for possible patients headed to the moon

By Keith Cooper Published 14 July 26

A portable X-ray device has been used successfully in orbit for the first time, promising X-ray diagnosis of everything from broken bones to ripped spacesuits and damaged satellites.

DJI Mavic 3 Pro in flight with a blue sky behind

The best DJI Drones you can buy 2026

By James Abbott Last updated 14 July 26

Gift guide Looking to get into drone flying or upgrade from an old model? DJI is one of the most trusted names in drone manufacturer and we've picked out the company's best.

Best cheap drones under $500: Fly high without breaking the bank

By James Abbott Last updated 14 July 26

These are the best drones under $500 that deliver some of the latest drone technology despite their competitive prices.

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