precession
A Star is Orbiting the Milky Way’s Black Hole and Moving Exactly How Einstein Predicted it Should
After almost 30 years of observing a star that orbits the supermassive black hole at the centre of our galaxy,…
5 years ago
How Long is a Day on Earth?
I'm going to ask you how long a day is on Earth, and you're going to get the haunting suspicion…
9 years ago
New Podcasts: Precession and Acceleration
We've got two new podcasts from the Astronomy Cast team of Dr. Pamela Gay and Fraser Cain: Ep. 313: Precession,…
11 years ago