If a scary asteroid will actually strike Earth, here's how you'll know Mashable
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40 years ago, a comet came out of the blue in a surprise Earth flyby. Here's what we know now. Space.com
Posted on 26 May 2023 | 2:00 am | Google News
Hale-Bopp: The Bright and Tragic Comet of the 1990s Space.com
Posted on 18 April 2022 | 2:00 am | Google News
Giant Asteroid Headed Your Way? - How We Can Detect And Deflect Them Science 2.0
Posted on 23 September 2015 | 2:00 am | Google News