Tag Archives: planets

Day 1 at the #AAS230: Dark Matter, Colliding Planets, and More

The famous Bullet Cluster, the first clear proof of dark matter. The AAS Conference is underway today with the first round of talks from all branches of astronomy. For us astronomers, the biggest events are probably the plenary sessions, where … Continue reading

Posted in astronomy, Science | Tagged , ,

Planet or Not? How About “Planetoid”?

I’ve argued that Pluto shouldn’t be a planet, and I’ve also argued that we don’t know enough to rigorously define the word “planet”. Now, I want to take a closer look at how and why we divide our own Solar … Continue reading

Posted in Planets, Science, Space | Tagged , , , | 2 Comments

2013: A look ahead

Happy New Year to all! Traditionally, the beginning of the year is a time to reflect and to look ahead, so here’s a look at what’s coming in 2013. March: Comet PANSTARRS could be the brightest comet since 2008, possibly … Continue reading

Posted in Current events, General | Tagged , , , , , ,