Sarah Dalessi, a fifth-year student in the College of Science at The University of Alabama in Huntsville (UAH), a part of The University of Alabama System, is the lead author
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Time series of RV and activity indicators. Panel (a): RV time series. Panel (b): GLS periodogram related to the RV time series. We see two prominent peaks in correspondence with
El telescopio espacial Hubble captó esta imagen del cometa interestelar 3I/ATLAS el 21 de julio de 2025, cuando el cometa se encontraba a 445 millones de kilómetros (277 millones de
On February 11, 2026, the global community comes together to honor the contributions of women and girls in the fields of science and technology. As part of this observance, the
Stargazers rejoice! Dec. 4 marks the start of the annual Geminid meteor shower, as Earth passes through the trail of debris shed by the strange blue asteroid 3200 Phaethon, triggering
Earth Observatory Science Earth Observatory Chilled New York City Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human
Artist’s impression of Earth around 700 million years ago during Snowball Earth Credit This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license. Attribution must be given
WASHINGTON — The U.S. Space Force has awarded a $54.5 million contract to Starfish Space to build and operate a spacecraft designed to support military satellites in geostationary Earth orbit.
Heads up aurora chasers! The northern lights could put on a show across the U.S. tonight and tomorrow as a coronal mass ejection (CME) is forecast to hit Earth, according
Mercury, as seen by NASA’s MESSENGER orbiter. Through a new analysis of MESSENGER’s images, researchers have found surprising geological activity on our solar system’s innermost planet. Image via NASA. EarthSky’s
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