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A photo of a thin waxing crescent moon shining in a black night sky. A dark oval is visible on the upper section of its sickle-like profile. Elsewhere, large craters can be seen pockmarking the illuminated wedge of the lunar disk.

See a slender crescent moon shine with Saturn in the western sky tonight

By Anthony Wood published

The lunar crescent will disappear below the horizon before midnight on Jan. 22.

Stargazing
An illustration showing the gas giant planet HD 206893 B and its potential exomoon

Wobbling exoplanet hints at a hidden exomoon so massive it could redefine the word 'moon' altogether

By Robert Lea published

"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring here."

Exoplanets
Male uses a telescope with solar filter to observe the sun in yellow jacket and with a blue sky behind

Best solar viewing gear 2026: Observe partial and total eclipses in safety

By Kimberley Lane last updated

The best solar viewing gear available for the next solar eclipse. Spy the best solar glasses, filters, telescopes and binoculars.

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

Night sky tonight: See the moon shine next to Saturn after sunset

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

Aurora forecast Jan. 22 - Northern lights retreat north as geomagnetic activity eases

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
Found individuals wearing pale blue shirts sit behind a long table with a black cloth over it and the blue NASA circle logo with blue screens behind them.

'We can handle any kind of difficult situation': Crew-11 astronauts say 1st medical evacuation from ISS had a silver lining

By Josh Dinner published

The fact that Crew-11 returned to Earth safely despite unprecedented circumstances bodes well for the success of future missions that go farther afield, astronauts said.

Human Spaceflight
The Helix Nebula as seen by the JWST with its comet-like knots, fierce stellar winds, and layers of gas shed off by a dying star interacting with its surrounding environment.

'Eye of God' nebula looks like a cosmic lava lamp in new James Webb Space Telescope image

By Robert Lea published

It may be one of the most iconic sights in the night sky, but astronomers have never seen the Helix Nebula like this before.

Galaxies

'Legends of Tomorrow' at 10: Celebrating DC's scrappy version of 'Back to the Future'

By Sergio Pereira published

Great Scott! Legends of Tomorrow still rocks even 10 years later.

Space Movies & Shows
a woman talks into a radio handset while her hair floats in zero gravity around her

Record-setting astronaut Suni Williams retires from NASA after 27 years

By Mike Wall published

Astronaut Suni Williams left NASA late last month after 27 years of service. She spent a total of 608 days in space, more than all but one other American astronaut.

Human Spaceflight
Blue Origin's planned TeraWave satellite-internet constellation will eventually consist of about 5,400 satellites.

Jeff Bezos' Blue Origin plans to build 5,400-satellite megaconstellation

By Mike Wall published

Blue Origin just announced "TeraWave," a planned satellite megaconstellation designed for customers who need super-high-throughput communication services.

Satellites
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