Space
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SpaceThis astronaut took a winding journey into space
Astronaut Kjell Lindgren has flown into space twice and performed more than 100 scientific experiments. He is now part of the crew planning a return to the moon.
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SpaceFairy tale inspiration could help rovers explore risky places
Taking a cue from Hansel and Gretel, scientists propose a way for rovers to send back data from treacherous terrain.
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PlanetsIn a first, telescopes have caught a star eating a planet
A burst of light and a cloud of dust are signs that a distant star swallowed a giant planet.
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SpaceJames Webb telescope catches newborn stars sculpting spiral galaxies
Dark voids riddle the galaxies, revealing new details about how stars alter their environments.
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SpaceHere’s why the moon must get its own time zone
But should moon time be like Earth time — or quite different? At issue: The moon’s lesser gravity will make seconds there tick faster than on Earth.
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EarthOne collision could have formed the moon and started plate tectonics
A hypothetical planet slamming into Earth 4.5 billion years ago might have set subduction into motion.
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PlanetsResearch on exoplanets took top award at 2023 Regeneron ISEF
Six young researchers took home the top awards, each valued at a minimum of $50,000. Hundreds more shared nearly $9 million in prizes at international event.
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EarthScientists Say: Altitude
Altitude is used to describe heights in geography, astronomy and math.
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PlanetsLet’s learn about Jupiter’s moons
Jupiter has nearly 100 known moons — some of which look like prime spots to search for alien life.
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SpaceScientists Say: Accretion Disk
Cosmic swirls of gas, dust and plasma, accretion disks reveal the shadowy silhouettes of black holes and more.
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PlanetsPlanets like Star Wars’ Tatooine could be fit for life
Like Luke Skywalker’s home, planets orbiting two stars may be plentiful. A new computer model suggests that many of those worlds could sustain life.
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SpaceThe next astronauts to walk the moon will be more diverse than the last
Space agencies are preparing to send the next generation of astronauts to the moon and beyond. Here’s how future crews will differ from the last.