SpaceX launched 60 more of its Starlink satellites early Wednesday. SpaceX ultimately intends to launch tens of thousands of these satellites into low-Earth orbit. The goal is global internet access. Here’s how to watch the launch, and why astronomers are concerned.
A batch of 60 Starlink test satellites stacked atop a Falcon 9 rocket, close to being placed in orbit, May 24, 2019. Image via SpaceX/ Wikimedia Commons
Many saw Mars around last October, when Earth was passing between it and the sun. It was bright in our sky then and in the sky all night. What’s ahead for Mars in 2021?
View at EarthSky Community Photos
. | Abigail Atienza wrote: "I just want to share a photo of the waning gibbous moon
and the red planet Mars (on the right) with the northern lights in Iqaluit, Nunavut, Canada. September 6, 2020, 9:20 p.m. Road to Nowhere." Thank you, Abigail!
See photos of rare lenticular clouds, sometimes called UFO clouds, and learn how they form.
View at EarthSky Community Photos. | Jill Phipps in Tucson, Arizona captured this image on January 18, 2021. She said: “These clouds caught my eye, as I was driving home last night. I had never seen anything like them. To me they looked like flying saucers, or stacks of pancakes.” Thanks for sharing your image with us, Jill!
The US Postal Service announced that they’ll be releasing a series of stamps highlighting images of the sun captured by NASA’s Solar Dynamics Observatory.
View larger. | https://earthsky.org/upl/2021/01/us-postal-stamps-sun.png Image via NASA/ SDO/ USPS. https://www.nasa.gov/feature/goddard/2021/the-us-postal-service-to-issue-nasa-sun-science-forever-stamps