EarthSky - Earth, Space, Human World, Tonight
EarthSky In recent years, earthly observers couldn't see Saturn's southern hemisphere. It was largely hidden behind Saturn's rings. In 2021, Saturn's rings and north pole reached their maximum tilt toward Earth, and now the southern hemisphere is coming back into view ... colored blue. If you could look down on the solar system plane from above on May 21, 2021, you'd see that the sun, Earth and Jupiter form a 90 degree angle in space, with our planet Earth at the vertex of this angle. The Lunar Crater Radio Telescope is now moving into Phase 2 of development. It'll be built by robots, into a ...
Source: earthsky.org