Watch comet 3I/ATLAS move away from the sun | SpaceX celebrates 500th reusable rocket launch with Sentinel 6B liftoff | Is an aurora cruise worth it?

Lego Star Wars advent calendar vs. gingerbread ATAT | How to avoid collisions on the moon Created for znamenski.spacecom@blogger.com | Web Version   November 17, 2025 FOLLOW US FOLLOW US   Something amazing every day SIGN UP ⋅   WEBSITE   The Launchpad Happy Monday space fans! If you're as comet crazy about interstellar intruder 3I/ATLAS as we are, keep your eyes peeled on Space.com as we host the Virtual Telescope Project's livestream of the comet as it moves past the sun on Nov. 18.  Other headlines for today include SpaceX's 500th reusable rocket launch which sent the ocean-mapping Sentinel-6B mission to orbit, a supernova explosion seen in a cosmic swan and a deep dive into aurora cruises from our own skywatching editor.  We have all that and more for your daily read.  Keep looking up, Kenna Content Manager, Space.com Watch comet 3I/ATLAS zoom past sun live on Nov. 18 Comet 3I/ATLAS recently emerged from behind the glare of the sun to become visible to ground-based telescopes. Read More SpaceX's 500th reused launch lifts-off Sentinel-6B Liftoff of the Sentinel-6B satellite occurred at 12:21 a.m. ET on Monday (Nov. 17). Read More Space quiz! What does the Bortle scale measure? Click here for the answer! How bright a star is How north a star is in the night sky How bright the night sky is How cloudy the night sky is   Space Deal of the Day Lego Star Wars: Advent or AT-AT for Christmas 2025? Two new Christmas-themed Lego Star Wars sets are on the market, but which should you get this holiday season, the Advent calendar or the Gingerbread AT-AT? Read More Skywatching Ancient supernova glows in cosmic swan's wing The Eastern Veil Nebula is part of a colossal supernova remnant known as the Cygnus Loop. Read More Is an aurora cruise worth it?  Sailing through Arctic Norway under the aurora, this voyage redefines what cruising and chasing the northern lights can really be. Read More Spaceflight Blue Origin's New Glenn nails ship landing at sea Relive a big part of New Glenn's big day. Read More Shenzhou 21 crew stranded on Tiangong - for now China will likely launch a new spacecraft for the taikonauts soon. Read More Science & Astronomy As moon traffic grows, collision risks are on rise With so much activity, its important to start thinking about coordination and safety. Read More SpaceX SpaceX launches 2 rockets 4 hours apart in Florida SpaceX has now launched 146 Falcon 9 missions in 2025. Read More Today in Space 'This Week In Space' podcast: Ep 186: Snow on moon? With Dr. Jim Green, Former NASA Chief Scientist Read More On this day: Nov. 17, 1967: 1st lift-off from moon On Nov. 17, 1967, NASA's Surveyor 6 spacecraft made the first liftoff from the lunar surface. Read More Photo of day: Satellites see Hurricane Melissa's power The image shows the difference in temperature between the top of a hurricane and the bottom. Read More Stay up-to-date on all things space science, news, and entertainment by subscribing to our newsletters. Sign Up   Follow SPACE Contact Us: Feedback | Advertise Sign Up | Update Profile | Unsubscribe Privacy Policy | Cookies Policy | Terms and Conditions Future US LLC © Full 7th Floor, 130 West 42nd Street, New York, NY, 10036