Trending

Watch live: NASA astronauts take a spacewalk at the International Space Station

NASA astronauts Mike Hopkins and Victor Glover are taking a spacewalk together outside the International Space Station. Read more.

Latest News

Astrophysicist Joe Pesce.

Astrophysicist Joe Pesce is back — This time, on video!

By Space.com Staff

Astrophysicist Joe Pesce is making his return to the Space.com forums after last year’s popular AMAs. This time around, he'll be on video.

The protostar IRAS 20324+4057, which is still in the process of collecting material from an envelope of gas surrounding it. Astronomers recently found prebiotic molecules in two other protostars, known as Serpens SMM1-a and IRAS 16293B.

Prebiotic ingredients for life found around young star

By Paul Sutter

Where did the ingredients for life on Earth come from? A team of astronomers has found a crucial new link: the observation of essential "prebiotic" molecules around a still-forming star.

Christopher Paolini is releasing his debut sci-fi novel "To Sleep in a Sea of Stars"

Eragon's Christopher Paolini enters the Fractalverse for his first sci-fi novel, 'To Sleep in a Sea Of Stars'

By Jeff Spry

Interstellar war erupts in "Eragon" author Christopher Paolini's new sci-fi epic, "To Sleep in a Sea Of Stars"

Today, NASA astronauts Victor Glover and Mike Hopkins are stepping outside the International Space Station for Glover's first spacewalk, or extravehicular activity (EVA). In this photo, you can see Glover preparing for the spacewalk, which will be his first. During the EVA, the pair will install a new antenna on the Columbus module on the outside of the space station.

Pictures from space! Our image of the day

By Space.com Staff

Today, NASA astronauts Victor Glover and Mike Hopkins are stepping outside the International Space Station for Glover's first spacewalk, or extravehicular activity (EVA).

"Resident Alien," a new science fiction series about a mystery-solving alien stranded on Earth, has roots in comic books.

Exclusive: 'Resident Alien' showrunner Chris Sheridan talks adapting comic books to the small screen

By Jeff Spry

Sheridan explains how he landed "Firefly's" Alan Tudyk for the lead role of Dr. Harry Vanderspeigle and what fans can expect as the premiere season unfolds.

Alan Tudyk portrays an extraterrestrial stuck on Earth in the new live-action Syfy TV series "Resident Alien" launching Jan. 27, 2021.

'Resident Alien' on Syfy reinvents the classic 'alien-crash-lands-on Earth'-tale

By Chelsea Gohd

"Resident Alien," a new, extraterrestrial murder-mystery series on Syfy, uses humor and gritty intrigue to re-invent a classic sci-fi premise and deliver an easy-to-love show.

Tech

View more
Dawn Aerospace's Mk-II Aurora space plane.

Dawn Aerospace aims to launch New Zealand's 1st space plane from a conventional airport

By Elizabeth Howell

Dawn Aerospace has received approval to fly a suborbital space plane from a conventional airport in New Zealand.

How It Works magazine covers

Read a free issue of How It Works magazine!

By Jeanna Bryner

Our sister publication is the action-packed magazine that’s bursting with the answers to your curious questions

Spaceflight

View more
Apollo 1 astronauts (left to right) Gus Grissom, Ed White, and Roger Chaffee posing in front of Launch Complex 34 at Cape Canaveral Air Force Station in Florida. All three were killed when a fire blazed up in their capsule during a ground test on Jan. 27, 1967.

On This Day in Space! Jan. 27, 1967: Apollo 1 fire kills NASA astronauts

By Hanneke Weitering

On January 27, 1967, Apollo 1 astronauts Gus Grissom, Ed White and Roger Chaffee were killed during a routine preflight test. See how it happened in our "On This Day In Space" series!

A Chinese Long March 11 rocket is raised into position on country's sea-based platform De Bo 3 ahead of a Sept. 15, 2020 launch from in the Yellow Sea.

China is planning to launch at least 3 rockets from the sea this year

By Andrew Jones

China is looking to make full use of its newly-developed capability to launch from sea platforms with at least three such missions planned for 2021.

Science & Astronomy

View more
Astrophysicist Joe Pesce.

Astrophysicist Joe Pesce is back — This time, on video!

By Space.com Staff

Astrophysicist Joe Pesce is making his return to the Space.com forums after last year’s popular AMAs. This time around, he'll be on video.

The protostar IRAS 20324+4057, which is still in the process of collecting material from an envelope of gas surrounding it. Astronomers recently found prebiotic molecules in two other protostars, known as Serpens SMM1-a and IRAS 16293B.

Prebiotic ingredients for life found around young star

By Paul Sutter

Where did the ingredients for life on Earth come from? A team of astronomers has found a crucial new link: the observation of essential "prebiotic" molecules around a still-forming star.

Search For Life

View more
The protostar IRAS 20324+4057, which is still in the process of collecting material from an envelope of gas surrounding it. Astronomers recently found prebiotic molecules in two other protostars, known as Serpens SMM1-a and IRAS 16293B.

Prebiotic ingredients for life found around young star

By Paul Sutter

Where did the ingredients for life on Earth come from? A team of astronomers has found a crucial new link: the observation of essential "prebiotic" molecules around a still-forming star.

Illustration of NASA's Perseverance rover on Mars.

NASA's Mars rover Perseverance lands on the Red Planet in less than a month!

By Mike Wall

The car-size Perseverance rover, the core of NASA's $2.7 billion Mars 2020 mission, will land Feb. 18, kicking off a new era of Red Planet exploration.

U.S. Navy videos of alleged UFO sightings were previously available but had not been officially declassified.

CIA releases entire collection of UFO-related documents to truth-seeking website

By Brandon Specktor

The CIA just turned over 2,700 pages of UFO-related material to The Black Vault, a free repository of UFO records online.

Skywatching

View more
Rey's "Great Hexagon" of winter stars

How to see the 'Great Hexagon' of bright winter stars this weekend

By Joe Rao

Eight bright stars dominate our current winter sky. Depending on how you look at them, you might see a graceful arc, a hexagon or a giant "G."

Uranus and Mars will be visible close together in the night sky tonight, January 21, 2021.

You can see Uranus, Mars and the moon get close in a rare night sky sight tonight

By Chelsea Gohd

Look up tonight (Jan. 21) to see Uranus and Mars nestled together in the night sky.

(Left) The SOHO observatory spotted comet C/2020 X3, seen in the bottom left-hand corner. (Right) A composite image shows the sun's corona as seen during the total solar eclipse on Dec. 14, 2020.

This tiny comet photobombed the total solar eclipse of 2020

By Kasandra Brabaw

Looking closely at eclipse images, stargazers can spot a newfound Kreutz sungrazer comet that zoomed by the Sun during Chile and Argentina's solar eclipse.

Entertainment

View more
Christopher Paolini is releasing his debut sci-fi novel "To Sleep in a Sea of Stars"

Eragon's Christopher Paolini enters the Fractalverse for his first sci-fi novel, 'To Sleep in a Sea Of Stars'

By Jeff Spry

Interstellar war erupts in "Eragon" author Christopher Paolini's new sci-fi epic, "To Sleep in a Sea Of Stars"

"Resident Alien," a new science fiction series about a mystery-solving alien stranded on Earth, has roots in comic books.

Exclusive: 'Resident Alien' showrunner Chris Sheridan talks adapting comic books to the small screen

By Jeff Spry

Sheridan explains how he landed "Firefly's" Alan Tudyk for the lead role of Dr. Harry Vanderspeigle and what fans can expect as the premiere season unfolds.

Alan Tudyk plays an extraterrestrial crash-landed on Earth in the new SYFY series "Resident Alien," premiering Jan. 27, 2021.

'Resident Alien' launches from comics to Syfy this week

By Chelsea Gohd

"Resident Alien," a new comedic drama starring beloved "Firefly" actor Alan Tudyk, premieres on SYFY this Wednesday (Jan. 27).