Editor's note: The September 2025 partial solar eclipse put on a magnificent show as the moon swept over the face of our sun, darkening the sky over a swathe of the Pacific Ocean. Check out our wrap ...
Spirals of solar wind can spin off larger solar eruptions and disrupt Earth's magnetic field, yet they are too difficult to ...
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Portal Space Systems brings its solar thermal propulsion system up to full power during test
Portal Space Systems says it has successfully tested its solar thermal propulsion system at operational temperatures inside a ...
It's easy to think that Neptune is the coldest planet in the solar system because it is the farthest from the Sun. Astronomers have been puzzled for years by the fact that Uranus is the coldest planet ...
A coronal mass ejection could knock out power and disrupt communication on Earth Dan Falk - Science Correspondent A coronal mass ejection erupts from the sun in 2013. NASA In August of 1859, ...
The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...
Some Republicans are starting to worry that the issue of health care could cost them politically. By Jess Bidgood Senator Bill Cassidy, Republican of Louisiana, framed the closely-watched hearing he ...
The mysterious interstellar object traveling through our solar system has been spotted acting like no other comet ever seen before, revealing its alien origins. Scientists from Michigan State ...
Cruise passengers have been left disappointed after P&O Cruises cancelled two scheduled sailings in Europe. According to the cruise line, the cancellation of Ventura’s four-night Amsterdam voyage in ...
NASA has thrown cold water on Harvard astrophysicist Avi Loeb’s theory that interstellar visitor 3I/ATLAS was sent to us by an extraterrestrial civilization — a sobering albeit unsurprising conclusion ...
A solar eclipse is what occurs when the moon comes in between the sun and the Earth, and a partial eclipse is what happens when that alignment is imperfect. The moon will only partly cover the sun, ...
The intensity of the Sun’s activity ebbs and flows across years, but also across decades—a behavior that scientists haven’t quite figured out yet. At the turn of the 21 st century, astrophysicists ...
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