A new study suggests that our Milky Way galaxy is filled with planets like Earth, containing continents and oceans. If so, life might be common in the Mlilky Way. Source: https://earthsky.org/space/water-common-on-planets-pebble-accretion-milky-way…
Tag: calendars
Watch ISS spacewalk February 28
On Sunday, February 28, 3 astronauts will perform the first in a pair of International Space Station spacewalks to ready the station for solar array upgrades. How to watch live. Source: https://earthsky.org/space/watch-iss-spacewalk-feb-mar-2021…
Astrophysicists design ‘radically different’ world map
You know the old problem of how to portray the round globe of Earth on a flat map? Now a trio of map experts has worked together to solve this problem. Their new map is 2-sided and round. Source: https://earthsky.org/earth/astrophysicists-new-design-world-map…
Nearby black hole Cyg X-1 more massive than thought
New research suggests that the famous black hole Cygnus X-1 – first black hole ever detected and one of the closest to Earth – is farther away and much more massive than previously believed. Source: https://earthsky.org/space/cygnus-x-1-black-hole-more-massive-farther…
Best observing targets for binoculars
What are the best solar system and deep-sky objects to view to get the most out of your binoculars? From moon-encircled worlds to starry knots in the Milky Way, our list makes the sky’s wonders easy to find. Source: https://earthsky.org/astronomy-essentials/best-targets-for-binoculars-moon-planets-nebula-clusters…
James Webb Space Telescope – Hubble’s successor – to launch in October
The James Webb Space Telescope is the world’s most complex infrared telescope, built for a wide range of research projects. NASA is now targeting October 31 for its launch on an Ariane 5 rocket from French Guiana. Source: https://earthsky.org/space/james-webb-telescope-hubble-successor-to-launch…
Swarm of black holes discovered
For the first time, astronomers have detected the presence of a throng of black holes crowding near the center of an ancient globular cluster. Source: https://earthsky.org/space/group-black-holes-found-globular-cluster-ngc-6397…
Dark streaks on Mars may be caused by salts and melting ice
Researchers at the SETI Institute say that unusual dark streaks on sun-facing slopes on Mars, debated about for years, may be small landslides caused by a combination of salts and melting ice just below the surface. Source: https://earthsky.org/space/mars-dark-streaks-melting-ice-recurring-slope-lineae…
Hundreds of fish species, including many we eat, are consuming plastic
As more and more plastic trash permeates the oceans, microplastics are making their way into fish and shellfish, and potentially into humans. Source: https://earthsky.org/earth/hundreds-fish-species-consume-microplastics-including-human-food…
Moon skims past Mars and Aldebaran February 17-19, 2021
The waxing crescent moon pairs up with the faint planet Uranus on February 17, flits by the red planet Mars on February 18, and then joins up with the red star Aldebaran on February 19. Source: https://earthsky.org/tonight/moon-mars-aldebaran-feb-17-18-19-2021…