SpaceX vs. NASA: Who Will Get Us to the Moon First?

8/13/2021 SUBSCRIBE TODAY NEWS BLOGS VIDEOS SHOP NEWS & FEATURES Sergey Nivens/Shutterstock Asteroids: What they are and where they come from Over a million asteroids are zipping around the Sun. Here's what you should know about our distant neighbors. READ MORE SPONSORED BY: TRAVEL QUEST Say Aloha to Hawaii with TravelQuest! Our journey crisscrosses the Big Island of Hawaii, exploring the basalt-lava rock pools of Hilo, pristine beaches, waterfalls, lush rainforests, and Volcanoes National Park.  Ascend to great heights with a visit to Mauna Kea Observatories, where our small group of intrepid sky watchers will discover what secrets the Hawaiian skies reveal! ESA/Hubble & NASA, J. Dalcanton Snapshot: Looking at a peculiar piece of the universe Arp 195 is not like most galaxies, it's a cool galaxy. READ MORE dottedhippo/iStock via Getty Images Are there any planets outside of our solar system? Billions of galaxies are in the universe, with billions of stars in every galaxy. Could billions of planets be out there too? READ MORE NASA, ESA, A. Riess and the SH0ES team A deluge of blinking lights is changing how astronomers work Astronomers are discovering transient sources at an unprecedented rate, presenting new challenges in data analysis. READ MORE ESO/Boccaletti et al. Ask Astro: Why do galaxies have spiral arms? Do smaller objects have them too? What causes the formation of spiral arms in galaxies? Do spiral arms form in other flattened groups of orbiting objects, like planetary rings and protostellar disks? READ MORE OBSERVING Jeff Sullivan (Flickr) The sky this week Your daily digest of celestial events coming soon to a sky near you. READ MORE PICTURE OF THE DAY Hinrich Bernard Basemann from Tromsø, Norway The aurora with two satellites his photo shows the Big Dipper centered, surrounded by an active aurora. To the left and above the Dipper, the camera captured two streaks. These are satellites, apparently in a polar orbit. Note that they, like the Pointer Stars of the Dipper, both point approximately toward Polaris (Alpha Ursae Minoris) at the top center of the image. VIEW NOW FEATURED PRODUCTS SHOP ALL ASTRONOMY NEED ASSISTANCE? CONTACT US SUBSCRIPTION CUSTOMER SERVICE VISIT OUR WEBSITE LIKE US ON FACEBOOK RENEW YOUR SUBSCRIPTION GIVE A GIFT Unsubscribe Preferences Customer Service Privacy Policy View in Browser This message was sent to ceo.studentlike.spuniv@blogger.com © 2021 Kalmbach Media Co. 21027 Crossroads Circle Waukesha, WI 53186