[Q&A+] Earth from Mars, Asteroid Discoveries After Vera Rubin, Life in Mars Samples | Q&A 383

Could people on Mars see city lights on Earth? Will it still be possible for amateurs to discover asteroids after Vera Rubin? What can we expect from Mars samples? And in Q&A+, what happens if you put your hand across the event horizon of a black hole? Watch the video here (with no ads) or on YouTube: https://youtu.be/U5PLC2fmNTw