Signal amplitudes in the vicinity of the putative exomoon around β Pic b suggested by Poon et al. (2024) as a function of moon mass and semi-major axis for RV
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Russian cosmonauts install semiconductor experiment, jettison old HDTV camera during spacewalk outside ISS
Two Russian cosmonauts are back inside the International Space Station after conducting a spacewalk to install a semiconductor materials experiment, as well as retrieve and jettison a no-longer-needed camera from
What Happened to Those "Little Red Dots" Webb Observed?
An international team of astronomers addressed the mystery of the “Little Red Dots” (LRDs) observed by Webb. They conclude that they are likely to be “black hole stars,” the early
How Do YOU Say “Astrobiology”?
How do YOU say Astrobiology? — Grok via Astrobiology.com Editor’s note: I asked Grok to tell me how to say “astrobiology” in the top 100 languages spoken on Earth. The
Comet Lemmon's ghostly tail haunts the skies above England (photo)
Award-winning astrophotographer Josh Dury has captured a stunning view of Comet C/2025 A6 (Lemmon) shining in the sky over Somerset in the U.K. ahead of its close approach to Earth
Research on Previously Unexamined Apollo 17 Moon Rocks Reveals Exotic Sulfur
Samples from one of the Apollo 17 drive tubes was recently opened and analyzed by Brown University researchers, who found surprising sulfur isotopes signatures inside.
Watch SpaceX's Super Heavy Starship booster hover in mid-air before plunging into the sea (video)
Spectacular footage from Starship’s recent test launch shows the final seconds of the spacecraft’s booster before touching down in the rich, blue waters of the Gulf. SpaceX launched the 11th
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SYDNEY, Australia — A flurry of launch activity has seen China add to an Internet of Things constellation, loft new broadband satellites and boost its weather satellite fleet. A Long
Optical depth spectra of the YSOs in our sample, shifted vertically for clarity. For illustration purposes, the red lines correspond to a linear combination of four ice mixtures selected from
There’s something magical about watching a meteor shower—those fleeting bursts of light that streak across the night sky, leaving behind awe and wonder. For centuries, people have looked up during
This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. The TV series Alien:Earth has introduced a number of new
Key details Price: $59.99/£59.99 Model number: 10422 Number of pieces: 58 Dimensions: 13.5 x 7 x 7.5-inches / 35 x 18 x 19 cm Recommended age: 3+ It’s a funny
The New Crew of Artemis II – Who Will Fly to the Moon in 2026? – YouTube Watch On On Episode 179 of This Week In Space, Rod Pyle and
Lauren Edgar has spent nearly two decades at NASA studying the moon and Mars, guiding rover missions and helping design lunar science for the Artemis program. Now, she’s trading her
University of Warwick astronomers have uncovered the chemical fingerprint of a frozen, water-rich planetary fragment being consumed by a white dwarf star outside our solar system.
Astronomy day 2025 is upon us! To celebrate, we’ve picked six targets to emphasize the variety and scale of objects visible in the night sky that will make for a
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