If you get a chance tonight, look up at the night sky to see Neowise, the brightest comet to grace the Northern Hemisphere in decades. The comet is expected to make its closest approach tonight, passing at a distance of 64 million miles. You can spot Neowise after sunset, below the Big Dipper in the northwest sky. If you don't catch Neowise this time around, you won’t get another chance—it will be approximately 6,800 years before the comet returns to the inner parts of the Milky Way. Here are so

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On October 3, Comet 3I/ATLAS will make its closest approach to Mars. ("Close" being about 17 million miles from the surface 🙃) Use Eyes on the Solar System to follow the interstellar comet's journey and see where else it's headed. go.nasa.gov/4goaV2t | NASA Jet Propulsion Laboratory