Tag Archives: snippets

Snippets

Posted on April 5, 2026 by ST Editors

compiled by Arlene & David Kaplan Artemis II Flight Day 5: Crew Demos Suits, Readies for Lunar Flyby The Artemis II crew of NASA astronauts Reid Wiseman, Victor Glover, Christina Koch, and CSA (Canadian Space Agency) astronaut Jeremy Hansen, continue their workday aboard the Orion spacecraft.  With a demonstration underway of the Orion crew survival system spacesuit, the crew also will prepare for their lunar … Continue reading →

Posted in April 2026, Sidereal Times | Tagged , | Leave a comment

Snippets

Posted on March 2, 2026 by ST Editors

compiled by Arlene & David Kaplan This Comet Stopped Spinning. Then It Started Rotating Backward. If you were standing on the surface of Comet 41P/Tuttle-Giacobini-Kresák nine years ago as it was getting closer to the sun, you might have been … Continue reading →

Posted in March 2026, Sidereal Times | Tagged , | Leave a comment

Snippets

Posted on February 3, 2026 by ST Editors

compiled by Arlene & David Kaplan Now we can track space junk as it falls to Earth Seismometers — equipment designed to pinpoint earthquakes — are now being used to track the thousands of pieces of human-made objects abandoned in … Continue reading →

Posted in February 2026, Sidereal Times | Tagged , | Leave a comment

Snippets

Posted on January 3, 2026 by ST Editors

compiled by Arlene & David Kaplan Did Astronomers See a Star Explode Twice? Astronomers may have spotted their first superkilonova — a star that’s exploded not once, but twice. When massive stars die, they detonate in a celestial fireworks display known as … Continue reading →

Posted in January 2026, Sidereal Times | Tagged , | Leave a comment

Snippets

Posted on December 2, 2025 by ST Editors

compiled by Arlene & David Kaplan Fighting for ‘The Right to Night’ Under Starry, Rural Skies On a Saturday in September in Michigan’s Upper Peninsula, a dozen people navigated through the woods to the shore of Lake Superior, where the … Continue reading →

Posted in December 2025, Sidereal Times | Tagged , | Leave a comment

Snippets

Posted on November 4, 2025 by ST Editors

compiled by Arlene & David Kaplan George F. Smoot, Who Showed How the Cosmos Began, Is Dead at 80 George F. Smoot, an American physicist and Nobel laureate who helped elucidate the story of cosmic creation, providing evidence of what … Continue reading →

Posted in November 2025, Sidereal Times | Tagged , | Leave a comment

Snippets

Posted on October 5, 2025 by ST Editors

compiled by Arlene & David Kaplan Something Very Tiny Is Following Earth Around the Sun The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most … Continue reading →

Posted in September 2025, Sidereal Times | Tagged , | Leave a comment

Snippets

Posted on September 1, 2025 by ST Editors

compiled by Arlene & David Kaplan NASA’s Webb Space Telescope Observes Interstellar Comet NASA’s James Webb Space Telescope observed interstellar comet 3I/ATLAS Aug. 6, with its Near-Infrared Spectrograph instrument. The research team has been analyzing insights from Webb’s data, and … Continue reading →

Posted in September 2025, Sidereal Times | Tagged , | Leave a comment

Snippets

Posted on August 12, 2025 by ST Editors

compiled by Arlene & David Kaplan Possible Planet Is Spotted Around Neighboring Alpha Centauri Star Alpha Centauri has gripped the imaginations of sci-fi aficionados for decades. Only four light-years from Earth, the three-star system inspires fictional alien worlds and journeys through interstellar space….more A … Continue reading →

Posted in Mid-summer 2025, Sidereal Times | Tagged , | Leave a comment