One of NASA's premier space telescopes plunged to Earth on Wednesday, ending its 22-year investigation of the universe's biggest explosions.
Space Exploration
11 hours ago
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Even the world's most powerful telescopes have their blind spots. Although NASA's James Webb Space Telescope (JWST) can peer billions of years into the past, it still struggles to photograph planets orbiting nearby stars. ...
Space Exploration
16 hours ago
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Tucked away among its sensors, cameras and navigation tools, NASA's Mars rover Perseverance is wearing small swatches of spacesuit material. A rover doesn't need a spacesuit, but the swatches—each less than a square inch ...
Space Exploration
Nov 1, 2026
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NASA's Voyager team is celebrating two recent developments with the Voyager 1 spacecraft: In September, they successfully completed a months-long effort to stretch the spacecraft's diminishing power supply. Then, on Oct. ...
Space Exploration
Oct 30, 2026
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Planning a successful trip can be challenging, especially when your destination is in outer space. Even before liftoff, space missions require extraordinary amounts of scientific preparation and data analysis to succeed, ...
Space Exploration
Oct 28, 2026
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There is a problem in low Earth orbit, and it's growing. According to the European Space Agency, there are about 19,440 satellites on orbit, 3,540 of which are nonfunctioning and/or not emitting a signal to warn other spacecraft ...
Space Exploration
Oct 27, 2026
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Over 1,645 Martian days, NASA's Perseverance Mars rover measured the fine and ultrafine Martian dust particles found clinging to samples of spacesuit materials that are carried aboard the rover, including particles small ...
Space Exploration
Oct 27, 2026
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Establishing a long-term presence on the moon will require solving challenges that are easy to overlook on Earth. Lunar temperatures, for instance, can vary from hundreds of degrees below zero to boiling, making effective ...
Space Exploration
Oct 23, 2026
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Do cosmic radiation doses near the moon differ significantly from those received by astronauts in low Earth orbit? Experimental lithium fluoride detectors, installed aboard the Orion spacecraft during the Artemis I mission, ...
Space Exploration
Oct 23, 2026
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Applying eyedrops is difficult in space, where there is almost no gravity. A KAIST research team has developed a wearable patch that delivers eyedrops to the eye without relying on gravity. The research team was led by Professor ...
Space Exploration
Oct 20, 2026
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