One Pluto year equals 248 Earth years. At 1473 miles in diameter—about half the width of the United States—Pluto is the ...

The fundamental building blocks for planet formation can exist even in environments with extreme ultraviolet radiation, ...

After two decades of debate, research confirms that an odd binary star system has an equally odd planetary companion ...

The system ʋ Octantis (pronounced nu Octantis) should be hostile to planets. It contains a sub-giant star 57 percent heavier than our Sun and a white dwarf about 43 percent lighter.

NASA's James Webb Space Telescope has discovered water ice in a young star amongst the solar systems debris belt.

Between May 20 and 24, the moon, Saturn and Venus will meet in a mini 'planetary parade,' becoming visible in the northern ...