Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention ...

Two million years ago, an encounter with a cold cloud of gas and dust could have caused our planet's "protective giant bubble" to draw back, potentially cooling our planet, new research claims. When ...

Description: In 1965, MIT's Lincoln Laboratory saw their Lincoln Calibration Sphere 1 (LCS-1) launched into Earth orbit. It was an empty aluminum sphere and couldn't do any science of its own. But the ...

The Biosphere 2 facility, specifically its Landscape Evolution Observatory (LEO), serves as a research platform to investigate how life transforms landscapes, ranging from local environments to ...

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Satellite megaconstellations are increasingly impacting astronomical observations. Bright satellite streaks are compromising ...

NASA scientists have discovered a planet-wide electric field surrounding Earth, confirming a 60-year-old hypothesis. Studying the field could yield some vital information about how our planet's ...

Satellite mega constellations promise faster connectivity but threaten astronomy, as thousands of satellites brighten skies, ...

Our planet had a "second moon" for a hot minute in 2024. This gave space entrepreneurs a bright idea. Almost a year ago, the space science community watched as an asteroid entered Earth's orbit and ...

In “Citizen Science in Astronomy (Part 7),” SETI Institute astronomers Dr. Franck Marchis and Dr. Lauren Sgro highlight two rare and compelling discoveries and the crucial role of citizen scientists ...

Historical observations of the Moon's motion, dating back to ancient civilizations, played a crucial role in the development of timekeeping and calendar systems. The Moon's orbital cycle can be ...

Boeing’sBA-4.37%decrease; red down pointing triangle Starliner spacecraft completed its lonesome return to Earth, a flight that carried no astronauts—but high stakes for the company. Starliner ...