Bizarre explosion tears through “Betelgeuse” star leaving scientists confused
In 2019 Betelgeuse began to behave differently...
NASA: Asteroid 2.3 times the size of dinosaur heading for Earth
Asteroid 2022 PW may be small, but it will fly dangerously close to the Earth, relatively close to the Moon's distance to the planet
Professor Dionysis Simopoulos has died
The professor passed away at the age of 79 - He was honorary director of the Eugenides Planetarium