#astronomy

Blue spirals have been seen in the skies on this planet over the last 3 years. One was seen on the 24th of March this year and in the comments for a video of the phenomenon on YouTube (Mysterious blue spiral spotted across Europe caused by SpaceX rocket), a Mr. Ed Whitson wrote the following...

Have you ever stopped to think about the invisible force that keeps you rooted to the Earth, yet also governs the dance of planets, stars, and galaxies across the cosmos? It's time to unravel the mind-boggling mystery of gravity and discover why it's not just a force – it's a cosmic architect...

Hi. I want to create a list of a number of custom satellites and track them simultaneously as a list to get prediction of their passes easily rather than checking each satellite separately, Do you know any websites or an android/PC Apps to do this?

I've had the pleasure of reading 'A Brief History of Time' by the late and great Stephen Hawking and 'Forces of Nature' by Brian Cox. More recently I've read 'Astrophysics for People in a Hurry' by Neil deGrasse Tyson. What I've noticed is the less difficult reads were also the more enjoyable...