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Space Exploration

Lava tubes: Nature’s shelters for cosmic colonization

Finder chart for Comet Pons-Brooks in July 2023

Observing, Solar System

Comet Pons-Brooks just had an outburst — here’s how to find it

JWST image of Fomalhaut and rings

Exoplanets, Stars

JWST finds new planet-forming rings around Fomalhaut

Human Spaceflight, Solar System, Space Exploration

One small step: A 3D look at how Apollo 11 made history

Human Spaceflight, Space Exploration

30 interesting images from Apollo 11

Artist's concept of a cool brown dwarf

Exotic Objects, Stars

Tiny brown dwarf is the coldest yet to emit radio waves

Study finds hot Jupiters may form close to stars

Exoplanet TRAPPIST-1 c’s atmosphere is not like Venus

A new, thin-lensed telescope design could far surpass JWST

Science, Solar System

Snapshot: Saturn’s rings dazzle in new JWST portrait

In 2024, much of the eastern United States will fall in the path of a total solar eclipse, like the one pictured. Credit: Diane Miller/The Image Bank via Getty images

Astro-tourism: Chasing eclipses, meteor showers, and elusive dark skies from Earth

Robotic Spaceflight

Sojourner: NASA’s first Mars rover