The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...
The Brighterside of News on MSN
Universal expansion may be slowing down rather than speeding up
For decades, we have been taught that the universe is expanding faster and faster. That belief has influenced our view of ...
Is there anything more dramatic than an exploding star? More than just extraordinarily bright, energetic events that can ...
Space.com on MSN
'Anti-social' cosmic explosion could change the way we think about dying stars and supernovas
This revelation means scientists might have to rethink Type II supernova models, which would result in some of these cosmic ...
Astronomers observed the fading light of supernova SN 2025kg, which followed the fast X-ray transient (FXT) named EP 250108a.
An artist’s illustration depicts silicon, argon and sulfur releasing from a massive star. - Adam Makarenko/W. M. Keck Observatory Astronomers have observed what they are calling a new type of ...
IFLScience on MSN
The Universe's Expansion May Be Slowing Down, Not Speeding Up, Remarkable New Findings Suggest
For several decades, evidence has suggested that the expansion of the universe is accelerating. Crucial to those estimates ...
Portal Space Systems says that a rapid-maneuverability space vehicle called Starburst will leverage technologies it's already ...
Portal Space Systems says it will develop a highly maneuverable satellite bus, with a first flight planned for late 2026.
Bothell-based Portal Space Systems has introduced Starburst, an ESPA-class rapid-maneuverability spacecraft, and confirmed ...
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