AidSpace Blog

Tag Archives: Astronomy

Gravitational Waves Face to Face

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On February 11 of this year, when scientists announced that they had detected gravitational waves, I was among the thousands of people who were so excited we couldn’t sit still. This news was literally Earth-shaking! Gravitational waves are ripples in space-time, and they’re created by events like the collision of massive objects, such as black   …Continue Reading


Tips for Telescope Buying

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One of the most common questions we get at the Phoebe Waterman Haas Public Observatory is about what kind of telescope to buy, whether for a gift or for personal use. In the height of the holiday shopping, we’re here to help answer that question. First, a question for you: Are you a novice sky   …Continue Reading


The Day I Helped President Obama Observe the Moon

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I’ve done a lot of “cool” things as an educator at this Museum: performed a solar system dance with Miss America, chatted with astronauts, and given people their first awe-inspiring views through a telescope. But I have to say, my most recent experience was truly out of this world. On Monday, October 19, 2015, I   …Continue Reading


Supermoon Eclipse!

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You may have heard about the “supermoon eclipse” that will happen this Sunday, September 27. Sounds pretty exciting! But what does it mean? Let’s start with the “supermoon” part. The Moon’s orbit around the Earth is not a perfect circle; it’s an ellipse, which means that the distance between the Moon and the Earth changes   …Continue Reading


Repairing Hubble

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Soon after the Hubble Space Telescope was launched in 1990, images and data from its instruments revealed that its main mirror was optically flawed. It suffered from spherical aberration—not all portions of the mirror focused to the same point. The mirror’s shape was off by less than 1/50th the thickness of a human hair, but   …Continue Reading