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Space

Satellite-filled sky

Earth

How worried should we be about noxious chemicals from dead satellites?

We have more satellites than ever before, but when they burn up they create a new kind of air pollution. Evidence is now revealing what effects this could have and how to tackle it

Features
Once Upon a Time in Space book - James Bluemel Cosmonaut Valeriy Polyakov seen in Mir?s window from Shuttle Discovery STS063-711-080 (6 Feb. 1995) --- Cosmonaut Valeriy V. Polyakov, who boarded Russia's Mir Space Station on January 8, 1994, looks out Mir's window during rendezvous operations with the Space Shuttle Discovery. This is one of 16 still photographs released by the NASA Johnson Space Center (JSC) Public Affairs Office (PAO) on February 14, 1995. Onboard the Discovery were astronauts James D. Wetherbee, mission commander; Eileen M. Collins, pilot; Bernard A. Harris, Jr., payload commander; mission specialists C. Michael Foale, Janice E. Voss, and cosmonaut Vladimir G. Titov. Page 134

Space

See the beauty of space, captured by the astronauts who experienced it

Regulars
A bright star emitting streaks of light that curve outwards as the star moves across the night sky

Space

How faster-than-light explosions could reveal the universe鈥檚 secrets

Features
Geometric 3d render shower of decorative starry short lines. Digital waterfall made futuristic straight shapes with random repetition. Tears outer space falling in rays bright stars.; Shutterstock ID 1952851798; purchase_order: -; job: -; client: -; other: -

Physics

Should it be space-time or spacetime 鈥� and why does it matter anyway?

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Lunar Crater Radio Telescope: Illuminating the Cosmic Dark Ages This illustration depicts a conceptual Lunar Crater Radio Telescope on the Moon?s far side. The early-stage concept is being studied under grant funding from the NASA Innovative Advanced Concepts program but is not a NASA mission. Credit: Vladimir Vustyansky

Space

Could a huge lunar telescope be our best chance of spotting aliens?

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Space

6 of the most fascinating moments in the life of our solar system

Features

Space

A planet the size of Saturn could orbit the nearest sun-like star

News
The NIRCam (Near-Infrared Camera) instrument on NASA?s James Webb Space Telescope?s reveals a portion of the Milky Way?s dense core in a new light. An estimated 500,000 stars shine in this image of the Sagittarius C (Sgr C) region, along with some as-yet unidentified features. A large region of ionized hydrogen, shown in cyan, contains intriguing needle-like structures that lack any uniform orientation. NASA, ESA, CSA, STScI, and S. Crowe (University of Virginia).

Space

The cosmos is vast, so how do we measure it?

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Space

Bioplastic habitats on Mars could be built from algae

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Fireball in South Carolina. Screenshot from Facebook video posted by Kathryn Rose Farr on 26 Jun 2025

Space

Mystery fireball spotted plummeting to Earth over the US

There have been hundreds of reports of sightings of a 鈥渇ireball鈥� in the skies over the southern US 鈥� it may have been a meteor breaking up as it falls through Earth鈥檚 atmosphere

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Space

Look inside the revolutionary Vera C. Rubin Observatory

Video

Space

Why are the physical constants of the universe so perfect for life?

Features

Space

New Scientist recommends a new space show at the Hayden Planetarium

Culture

Space

Why you should join a watch party for the first Vera C. Rubin images

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