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Astro Bob

A big sunspot group not only looks amazing (with the proper protection) but may spark aurora-sightings in the coming week.
About the time you're thinking of going to bed, something grand is rising in the eastern sky — a ribbon of more than 100 billion stars.
The forecast held true, with a very dark moon during totality. The likely culprit? Volcanic dust.
The space station will make multiple, bright passes this week. And don't forget — we have a total lunar eclipse Sunday night, May 15.

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Astronomers release the first photos of the monster, gyrating black hole at the heart of the galaxy.
We have a complete viewing guide for you. Observers should be alert for an unusually dark eclipse because of the recent Tonga volcanic eruption.
It looks for all the world like a spaceship crashed on Mars. Find out what really happened.
The annual Eta Aquariid meteor shower happens this week. Have a scope? You might be able to spot an exploding star.
The two-day-old crescent lines up with Mercury and the Pleiades Monday night. A bright comet was supposed to join the scene, but it recently disintegrated.
Hunters find meteorites after a brilliant fireball streaked over Mississippi on April 27.

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The two brightest planets in the morning sky nearly merge into one this weekend. The aurora's also lurking about, and Mercury glides by the Pleiades.
About an hour before sunrise Wednesday, April 27, the two brightest planets and waning moon scrunch together in the southeastern sky.
Watch the tiny moon Phobos cross the sun in this amazing video.

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