"Closed universe" theory
Nobel Prize in Physics 2019
It's being reported that the center of our galaxy exploded 3.5 million years ago. https://www.cnn.com/2019/10/06/world/milky-way-center-e...
Lurking black hole
Life in the universe
US Space Force
Close encounter with an asteroid expected next month.
Gold created in space from collision of celestial bodies.
Black hole in our galaxy acting up!
Jupiter's gravity shielding Earth from planet killers