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Any asteroid larger than 165 feet (50 m) across is capable of breaching Earth's atmosphere and striking the ground. The sun's glare could be blinding us to thousands of them.
'Planet killer' asteroids are hiding in the sun's glare. Can we stop them in time? In the glare of the sun, an unknown number of near-Earth asteroids move on unseen orbits. A new generation of space telescopes could be our best defense against potential disaster.
Check out our best binoculars for stargazing. In this image, a man is standing behind his car using a pair of binoculars to look at the stars.
Best binoculars for stargazing 2023: Spot stars and galaxies View our top picks of for the best binoculars for stargazing and astronomy, and peer into the cosmos whilst staying grounded.
Illustration of tractor beam in space
Sci-fi inspired tractor beams are real, and could solve a major space junk problem Researchers are developing a real-life tractor beam, with the goal of pulling defunct satellites out of geostationary orbit to alleviate the space junk problem.

Latest about Space

An image of the Apollo 17 moon rock troctolite 76535. This study was focused on sample 79221.

Hydrogen discovered in Apollo-era moon rocks could change the future of lunar exploration

By Sharmila Kuthunur published

Hydrogen detected in Apollo-era moon rocks suggests that future astronauts could harvest water available right on the moon to use as rocket propellant and for life support.

The Moon
Warped Milky Way

Spiral galaxies like the Milky Way are surprisingly rare. Astronomers may finally know why.

By Ben Turner published

The Supergalactic Plane we are located in doesn't have many spiral galaxies like the Milky Way. Astronomers think they finally know why galaxies like ours are so rare.

Astronomy
Beaver moon rising behind Gran Sasso dItalia picks is seen from LAquila, Italy, on November 7, 2022. November full moon takes this name because during this month beavers fill the banks of rivers and build their dams and dens to take refuge in view of winter. On november 8, 2022, the moon will be in its last total eclipse before 2025.

The full 'Beaver Moon' rises next to bright Jupiter this weekend. Here's how to watch.

By Jamie Carter published

The full 'Beaver Moon' will be best viewed as it rises in the east at dusk on Monday, Nov. 27, though it will appear full on Sunday and Tuesday as well.

The Moon
Image shows a Celestron AstroFi 102

Perfect astronomy gift: Save $100 on one of our best telescopes this Black Friday

By Andy Hartup published

Deal The Celestron Astro Fi 102mm f/13 Maksutov-Cassegrain Telescope is 17% off right now at Amazon and B&H Photo.

Deal
Young galaxies from the early universe as seen by the James Webb Space Telescope.

'Teenage' galaxies from the early universe contain mysterious heavy elements, James Webb telescope reveals

By Conor Feehly published

A sample of galaxies dating to the first 2 to 3 billion years of the universe contain much heavier elements, and appear to be far hotter, than scientists expected.

Astronomy
An illustration of a cosmic ray hitting Earth

Earth slammed by ultra-powerful 'goddess particle' cosmic ray, and we have no idea where it came from

By Harry Baker published

Researchers recently detected an "ultra-high-energy" cosmic ray, which is the most powerful since the famous "Oh My God" particle was detected in 1991. They have no idea where it came from.

Cosmology
We see an array of twinkling yellow, red, and blue galaxies stretched across space in a way that is reminiscent of Christmas lights

James Webb telescope reveals gargantuan 'Mothra' star in most colorful image of the universe ever taken

By Jamie Carter published

The James Webb and Hubble space telescopes have combined forces to image a cluster of galaxies 4.3 billion light-years away in one of the most colorful pictures of the universe ever taken.

Astronomy
Artist's impression of the Psyche spacecraft.

Earth receives laser-beam message from 10 million miles away in new NASA experiment

By Rahul Rao published

Earth successfully received a message beamed from NASA's Psyche spacecraft, located some 10 million miles away.

Space Exploration
Full resolution (100 cm pixels) image centered on the new rocket body impact double crater. NAC M1407760984R, image width 1,100 meters.

Chinese rocket carrying 'undisclosed' object crashed into the moon and left twin craters, study claims

By Ben Turner published

China has denied that one of their rockets crashed into the moon's surface in 2022, leaving mysterious twin craters behind, but new research adds fresh evidence to the debate.

The Moon
The second- and fourth-most distant galaxies ever seen (UNCOVER z-13 and UNCOVER z-12) have been confirmed using the James Webb Space Telescope’s Near-Infrared Camera (NIRCam). They are shown here as near-infrared wavelengths of light that have been translated to visible-light colors.

James Webb telescope discovers 2 of the oldest galaxies in the universe

By Brandon Specktor published

The James Webb Space Telescope has discovered a cosmic 'peanut' and 'fluff ball' that happen to be two of the four oldest galaxies in the known universe.

Astronomy
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