Posted by Deborah Byrd in Astronomy Essentials | Today's Image|2 months ago
The moon will cover Mars 5 times in 2020, but the occultation on February 18, 2020, was the only one accessible to viewers in much of North and Central America. Photos from the EarthSky Community here.
Posted by EarthSky in Space | Today's Image|2 months ago
The European Southern Observatory’s Very Large Telescope is in northern Chile. Astronomers used it to capture the unprecedented dimming of Betelgeuse, a red supergiant star in the constellation of Orion. The new images show how the apparent shape of this star is changing.
Posted by Deborah Byrd in Space | Today's Image|3 months ago
This image is part of a wider system of depressions that spiral outward from the very center of Mars’ north pole. Seen in context, you can see rippling troughs that curve and bend and slice outwards from the pole counterclockwise.