The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

Saturn will rise above the eastern horizon beneath the stars of the constellation Pisces shortly before midnight for viewers ...

On July 14, 2015, a spacecraft flew by Pluto for the first time! NASA's New Horizons spacecraft spent 9.5 years making the 3-billion-mile journey to Pluto. When it finally arrived, it took some ...

A 2.35-billion-year-old Moon rock that fell to Earth in Africa is rewriting what we know about lunar volcanism. This rare ...