Social Media Ideas for Galaxy

World's largest digital camera captures more than 500,000 galaxies in deep view of universe

The Vera C. Rubin Observatory has released a stunning image of the COSMOS field. This image contains over half a million galaxies and fifty thousand stars. Astronomers have studied...

Glowing galaxy with anomalous extra arms | Space photo of the day for Aug. 27, 2026

A trio of NASA space telescopes teamed up to capture a gorgeous new look at the glowing spiral galaxy NGC 4258 and its two anomalous extra arms.

Rubin Gets a Closer Look at the COSMOS Field, Revealing More Than 650,000 Galaxies in One Image

The observatory recently began its 10-year survey of the southern sky using the world's largest digital camera.

New gallery of galaxies from NASA's Chandra X-ray Observatory released

Galaxies are like cosmic gems, each with characteristics including size and shape that make them distinct. A new gallery released today from NASA's Chandra X-ray Observatory and ot...

The Milky Way devoured a smaller galaxy about 11.8 billion years ago

WASHINGTON: The ​Milky Way, a large and spiral-shaped galaxy that ​is home to hundreds of billions of stars including our sun, has taken a long and complicated path to achieve its....

Cosmic neighborhood watch

Observing our celestial neighbor (and something much farther away).

Webb's 'little red dots' puzzled astronomers; this galaxy may hold the answer

Image: Starburst galaxy Centaurus A

In this July 6, 2026, image, NASA's James Webb Space Telescope's Mid-Infrared Instrument (MIRI) reveals the nearby galaxy Centaurus A, exposing the dusty structures and hidden acti...

Scientists create largest 2D map of the universe with 5.6 trillion pixels and nearly 4 billion cosmic objects

"It's part of the fabric of astronomy research now."

On Cloud 9: Have astronomers discovered the first starless galaxy?

Astronomers are closer than ever to confirming the discovery of the first starless or "failed" galaxy, packed with dark matter and gas but with virtually no stars.

A cosmic breadcrumb trail leads astronomers to a discovery in another galaxy

In a first, astronomers say they’ve detected a long ribbon of stars outside the Milky Way. The globular cluster stellar stream could reveal clues about dark matter.

Astronomers Have Completed the Largest Map of Space. Yes, You Can Play With It.

The intricate, 5.6 trillion-pixel map covers approximately 75 percent of the sky and includes about 4 billion celestial objects.

Astronomers finally measure the full size of the largest known galaxy

Researchers have obtained the deepest images ever taken of IC 1101, allowing them to identify the galaxy's outer edge for the first time. The observations confirm it as the largest...

The earliest galaxy 'swallowed' by the cannibal Milky Way left a scar at its heart

The earliest example of the Milky Way cannibalising a smaller galaxy for its growth involved a cosmic meal that left a scar at the heart of our galaxy.

New NASA photos reveal 16 galaxies from across the cosmos in dazzling detail

Spirals, ellipticals, irregulars, oh my!

New Image for Galaxy Builder Decks: Planets

by JourneyMountain <div>Official set back cover card (instructions on reverse)</div>

Hubble, James Webb Space Telescope team up to capture the 'Black Eye Galaxy' | Space photo of the day for Aug. 18, 2026

The "Black Eye Galaxy" is captured in a gorgeous new composite image from the Hubble and James Webb space telescopes.

Galaxies tangled in science and spirit | Space photo of the day for Sept. 7, 2026

"Astronomy is not just science or spirit; it's both at the same time."

3.2-Gigapixel LSST Camera Captures Over Half a Million Galaxies

A new image from the NSF-DOE Vera C. Rubin Observatory's 3200-megapixel LSST camera features hundreds of thousands of distant galaxies across its many pixels, delivering a spectacu...

Gamma-Ray Bursts Size Up the Milky Way’s Spiral Arms

Observations of remote cosmic explosions reveal that the outer spiral arms of the Milky Way might extend farther out than previously thought. The post Gamma-Ray Bursts Size Up the...

Photo: NASA's Hubble spies superbubble scene

This NASA/ESA Hubble Space Telescope image features a sprawling cosmic vista in the Large Magellanic Cloud, or LMC, the largest of the small galaxies that orbit our Milky Way galax...

A ‘Giant Arc’ 3.3 Billion Light Years Across, Drawn in a Part of the Universe We See Only as It Once Was

It is not one object. It is a very large number of them, arranged in a curve on a scale larger than anyone had expected.

The Biggest Known Galaxy Is 1.7 Million Light-Years, And We Can't Comprehend The Scale

Literally huge.ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.

How an ancient collision with another galaxy transformed the Milky Way

The Milky Way has a secret history of galaxy mergers that we are only now starting to uncover.