Massive low-Earth orbit communications satellites could disrupt astronomy
Observations of the BlueWalker 3 prototype satellite show it is one of the brightest objects in the night sky, outshining all but the brightest stars.
Observations of the BlueWalker 3 prototype satellite show it is one of the brightest objects in the night sky, outshining all but the brightest stars.
Astronomy
Oct 2, 2023
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India's sun-monitoring spacecraft has crossed a landmark point on its journey to escape "the sphere of Earth's influence", its space agency said, days after the disappointment of its moon rover failing to awaken.
Space Exploration
Oct 1, 2023
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The lower portion of a Martian dust devil was captured moving along the western rim of Mars' Jezero Crater by NASA's Perseverance rover on Aug. 30, 2023, the 899th Martian day, or sol, of the mission. The video, which was ...
Space Exploration
Sep 29, 2023
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After a seven-year wait, NASA scientists on Tuesday finally pried open a space probe carrying the largest asteroid samples ever brought back to Earth, finding black debris.
Space Exploration
Sep 27, 2023
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In the high desert of Nevada, Elizabeth Silber watched NASA's Sample Return Capsule from OSIRIS-REx descend into Earth's atmosphere on Sunday, but unlike most scientists, she wasn't there for the asteroid rocks.
Planetary Sciences
Sep 25, 2023
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Scientists have discovered a simple and reliable test for signs of past or present life on other planets—"the holy grail of astrobiology."
Astrobiology
Sep 25, 2023
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In a solar system called TRAPPIST-1, 40 light years from the sun, seven Earth-sized planets revolve around a cold star.
Astronomy
Sep 25, 2023
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The climactic end of a seven-year voyage comes Sunday when a NASA capsule is due to land in the Utah desert, carrying to Earth the largest asteroid samples ever collected.
Space Exploration
Sep 24, 2023
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The Earth's crust continued a slow process of reworking for billions of years, rather than rapidly slowing its growth some 3 billion years ago, according to a Penn State-led research team. The new finding contradicts existing ...
Earth Sciences
Sep 22, 2023
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The Amazon river basin is known for its immense and lush tropical forests, so one might assume that the Amazon's land is equally rich. In fact, the soils underlying the forested vegetation, particularly in the hilly uplands, ...
Archaeology
Sep 20, 2023
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