A green circle that appears on the phone helps with locating it. For a planned image of the Orion Nebula (M42) when the Moon was up, I had problems with moonlight washing out details. Obviously ...

Lagoon Nebula: Located in in the Sagittarius, this cosmic cloud displays swirling pinks and blues from young stars. It is about 4,000 light-years away from us. In this false-color image ...

With its origins tracing back to the 1970s, the Hubble Space Telescope was launched aboard the space shuttle Discovery on ...