Tag Archives: Venus

Radio Astronomy: Advantages

Whoa…what’s this thing? It’s a radio telescope, the largest in the world. It’s so huge that a normal support system can’t support its weight. So it’s basically suspended between three mountaintops. It’s 300 m across, which is 1000 feet. It’s … Continue reading

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Galileo and the Telescope

When you hear the name “Galileo Galilei,” what immediately comes to mind? If you thought, “inventor of the telescope,” you’re not alone. I also wouldn’t be surprised if you thought “condemned by the Inquisition for believing the Earth orbited the … Continue reading

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Earth as a Greenhouse

My plan for Thursdays’ climate science posts is to prove a negative: that global warming can’t not be happening. Here’s the thing, though. I don’t understand the science behind it well enough to start proving negatives yet. That’s why I’m going … Continue reading

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The Ecliptic

The ecliptic, as astronomers call it, is the apparent path of the sun against the background of the stars in the sky. It’s useful because it tells us how to find the planets in the sky. They can be hard to … Continue reading

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