When historians think back to this year's space breakthroughs, surely high on their list of remembrances will be the epic group of people who finally imaged a black hole. After all, that's been a quest of astronomers ever since we knew that these things existed! There are other astronomy stories to take note of in 2019, though. Check out our picks below.
1. Imaging a Black Hole
2. Interstellar Comet
3. Earth's Second Interstellar Spacecraft Sends Back a Dispatch
4. First Telescope on the Far Side of the Moon
5. Water Is Everywhere on Mars
Written by Elizabeth Howell December 21, 2019
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