One of NASA's most traveled astronauts in the agency's first decade, Lovell flew four times: Gemini 7, Gemini 12, Apollo 8 ...

The MoonSwatch Mission to Earthphase – Moonshine Gold adds a new chapter to the MoonSwatch story. It offers a creative twist ...

Giant, ridge-like structures of methane ice, known as "bladed terrain," may be much more abundant along Pluto's equator than ...