Astronomy

On Episode 172 of This Week In Space, Rod Pyle and guest host Rick Jenet are joined by Erika Alden DeBenedictis to discuss how terraforming Mars might work.

On Episode 171 of This Week In Space, Rod Pyle and guest host Isaac Arthur are joined by Rick Jenet to discuss the United Nations Office of Outer Space Affairs (UNOOSA).

The members of Expedition 73-"B" settle in and get busy conducting science research on board the International Space Station.

Former NASA astronaut Shane Kimbrough is photographed during a spacewalk in January 2017.

In this quiz, you’ll test your cosmic knowledge by matching each moon to the planet it calls home.

A bright flash of radio waves from 3 billion years after the big bang is illuminating parts of the universe that astronomers can’t normally see

A bright flash of radio waves from 3 billion years after the big bang is illuminating parts of the universe that astronomers can’t normally see

There's a gap in black hole masses, and experts believe here is where 'lite intermediate black holes' reside.

Colossal Biosciences bold announcements about its project to replicate dire wolf traits have drawn criticism from many scientists, but the billion-dollar firm is not backing down

Week in images: 11-15 August 2025

Discover our week through the lens

Deep-field images from NASA's James Webb Space Telescope revealed 300 unusually energetic early galaxy candidates, offering new insights into how the universe formed and evolved over 13 billion years ago.

Astronomers discovered a star-triggered explosion shaping its dusty disk, revealing a far more chaotic and intense environment than previously thought.

An extremely precise detection method for single electrons, which pins down the particles with a resolution of trillionths of a second, may provide a valuable building block for future quantum technologies

An extremely precise detection method for single electrons, which pins down the particles with a resolution of trillionths of a second, may provide a valuable building block for future quantum technologies

The Milky Way galaxy glows alongside the zodiacal light over the Cerro Tololo Inter-American Observatory (CTIO) in Chile.

Some exoplanets are so close to their stars that the rock is melted. Astronomers have dozens of these lava planets, maybe more because they're challenging to confirm. New research shows how the JWST can help astronomers understand them.

3I/ATLAS, our third discovered interstellar visitor, has been in the news a lot lately for a whole host of reasons, and rightly so given the amount of unique scientific data different groups and telescopes have been collecting off of it. A new pre-release paper from researchers at the Auburn University Department of Physics recounts yet another interesting aspect of the new visitor - its water content.

Algorithmic social media is driving the creation of new slang at a breakneck pace. Linguist Adam Aleksic, also known as the Etymology Nerd, explains how

Neptune’s discovery was a race that ended not long after this magazine came to be