Water Retention on Earth-Like Planets Around Variable Stars
Reported by Universe Today
What can star variability—changes in a star’s brightness over time—teach astronomers about exoplanet habitability? This is what a recent study accepted to The Astronomical Journal hopes to address as a team of scientists investigated the interaction ...
- By: Laurence Tognetti, MSc (https://www.universetoday.com/authors/laurencetognetti)
- On: Sat, 29 Nov 2025 07:23 +0000
The Ultraviolet Mystery Inside Newborn Stars
Reported by Universe Today
Young stars buried deep in molecular clouds are bathed in ultraviolet radiation, but they shouldn't be. Protostars are too cold and dim to produce UV light themselves, yet James Webb Space Telescope observations of five stellar nurseries in Ophiuchus revea...
- By: Mark Thompson (https://www.universetoday.com/authors/mark)
- On: Sat, 29 Nov 2025 00:07 +0000
Modeling Venus Volcanic Plumes to Cloud-Level Heights
Reported by Universe Today
What is the importance of studying explosive volcanism on Venus? This is what a recent study published in the Journal of Geophysical Research: Planets hopes to address as a team of scientists investigated the potential altitudes of explosive volcanism on V...
- By: Laurence Tognetti, MSc (https://www.universetoday.com/authors/laurencetognetti)
- On: Fri, 28 Nov 2025 21:58 +0000
Newly Found Organics in Enceladus’ Plumes
Reported by NASA
Dramatic plumes, both large and small, spray water ice out from many locations along the famed tiger stripes near the south pole of Saturn’s moon Enceladus in this image released on Feb. 23, 2010. A study published in October 2025 analyzed data from NASA...
- By: NASA
- On: Fri, 28 Nov 2025 18:11 +0000
Nancy Grace Roman Has Been Shaken, Frozen, and Screamed At. Now It's Ready For Its Next Round of Tests
Reported by Universe Today
The Nancy Grace Roman Space Telescope continues its inexorable march toward launch. It recently completed another series of tests that brings it a few steps closer to a launch pad in Florida. This time, the telescope was split into two separate parts - an ...
- By: Andy Tomaswick (https://www.universetoday.com/authors/andy-tomaswick)
- On: Fri, 28 Nov 2025 11:39 +0000
Planisphere: Your friend to find stars and constellations
Reported by Space | EarthSky
A planisphere is an easy-to-use tool that can help you learn the night sky. Align the date and time to see what constellations and stars are overhead.
The post Planisphere: Your friend to find stars and constellations first appeared on EarthSky....
- By: Space | EarthSky
- On: Fri, 28 Nov 2025 10:00 +0000