Looking for a sky event this week? Check out our full Sky This Week column. December 23: Comet Schaumasse closes in on the ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging ...

Stoke Space's Nova is a medium-lift, 100% reusable two-stage rocket built by the Kent, Washington-headquartered aerospace ...

Technically, the sun is a G-type main-sequence star — specifically, a G2V star. The "V" indicates that it is a dwarf, Tony ...