Nebulae are interstellar clouds of gas and dust, initially mistaken for galaxies by early astronomers. Diffuse nebulae lack defined shapes and include reflection nebulae (reflecting starlight), ...

Simply put, a black hole is a region of space-time where gravity is so strong that nothing can escape from it. This includes light, which travels at the cosmic speed limit of 186,000 miles per second.

I want to start this course with a brief review of the history of gravitational astronomy, starting from the Eta Carinae supernova of 2009. You will be in mid-career when the shock front hits, and a ...

“Even today, the most jaded city dweller can be unexpectedly moved upon encountering a clear night sky studded with thousands of twinkling stars,” he wrote in his book “Pale Blue Dot: A Vision of the ...

Years ago, astronomy professors started noticing something that troubled them: Many of their students didn't understand climate change and the... Why Astronomy 101 is 'perfect' for teaching climate ...

Planetary Society and California State University Dominguez Hills Team Up on Distance Learning Beginning Monday, February 7, a 13-week astronomy and planetary science course sponsored by The Planetary ...

When you look at stars closely, you will see a variety of brilliance and color. Stars can be blue, white, yellow, orange and red. Star color is an indication of its temperature – blue being the ...

Before astronomy students at Columbia University can learn about about the sun, moon, and stars, they’ll have to take a refresher on … the “genocide” at Gaza? That’s the message from an undergraduate ...

Jun 22, 2021 | 6:30 PM - 7:30 PM Add to Calendar 22-06-2021 18:30 22-06-2021 19:30 America/Toronto Astronomy 101: Black Holes – Live Stream Join us online for a night of astronomy. About this event ...