Questions Show: Decelerating Black Holes, Earth-Sun Tidal Lock, and the Crushing Gravity of Dark Matter

Podcast: Play in new window | Download (0.0KB) This week we wonder if you can made a black hole by accelerating a mass, but then can you un-make it again? Will the Earth ever be tidally locked to the Sun? And can dark matter crush an unsuspecting space ship? If you’ve got a question for the...

Questions Show: Multiple Big Bangs, Satellite Collisions and the Size of the Universe

Podcast: Play in new window | Download (0.0KB) This week we wonder if the Universe is going to collapse and then expand again, how satellites can have such different velocities, and the size of the observable Universe. If you’ve got a question for the Astronomy Cast team, please email it in to...

Questions Show: Shooting Lasers at the Moon and Losing Contact with Rovers

Podcast: Play in new window | Download (0.0KB) This week we find out how hard it is to hit the Moon with a laser, and if scientists lose contact with the Mars rovers when they go behind the Sun. If you’ve got a question for the Astronomy Cast team, please email it in to info@astronomycast.com and...

Questions Show: Moons and the Drake Equation, Stars in the Void, and Rings Around Stars

Podcast: Play in new window | Download (0.0KB) This week we find out if moons around other planets could support life, if there’s anything out there between galaxies, and whether stars form rings. If you’ve got a question for the Astronomy Cast team, please email it in to...

Questions Show: Stellar Roche Limits, Seeing Black Holes, and Water on Mars

Podcast: Play in new window | Download (0.0KB) This week we find out when stars get torn apart from gravity, how we can see supermassive black holes, how liquid water could have existed on Mars in the past, and much more. If you’ve got a question for the Astronomy Cast team, please email it in to...

Questions Show: Different Fields of Astronomy, Our Sibling Stars, and Hidden Lagrange Points

Podcast: Play in new window | Download (0.0KB) This week we find out the difference between an astronomer, an astrophysicist, and a cosmologist, the search for the stars that shared our nebula, hidden objects in Lagrange points, and much more.. If you’ve got a question for the Astronomy Cast team,...