Hello What is Cosmology what does it do
Cosmology News on Phys.org Indian lunar landing mission enters moon's orbit NASA back in touch with Voyager 2 after 'interstellar shout' 'City killers' and half-giraffes: How many scary asteroids really go past Earth every year?
Aug 31, 2018 #2 weirdoguy 1,009 928 Did you try using google? It's such a basic question that you'll find tons of good answers.
Aug 31, 2018 #4 DrClaude Mentor 8,301 5,249 We're not here to hold you by the hand while you explore the world. Use Google, use Wikipedia. Thread closed.
We're not here to hold you by the hand while you explore the world. Use Google, use Wikipedia. Thread closed.