There's an opportunity tonight to catch the March 2025 "Blood Moon," a phenomenon that colors the full moon in shades of red, orange and yellow during a total lunar eclipse.

Observations with previous space missions and the Hubble Space ... including Earth. That's when the sun will become a red giant, which will remain for about a billion years. Then, the hydrogen ...

there's a significant difference between Mars' closest and farthest point to the sun. According to the European Space Agency, Mars is closest to the sun during summer in its southern hemisphere ...