MARS, Jupiter, Uranus, Neptune, Saturn and Venus are set to align in the sky next week in a six-strong ‘planetary parade’. All the planets in our solar system, except Mercury and ...
The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...
The Sun, the planets, and all else that constitutes the solar system are hurtling toward the star Lambda Herculis, some 370 ...
A few decades ago, the Solar System had nine planets, but in 2006 the International Astronomical Union reclassified Pluto as ...
Billions of years ago, in the frigid outer reaches of our solar system, two icy worlds collided. Rather than destroying each ...
On January 5, 2005, astronomers at NASA discovered Eris, the second-largest dwarf planet in the solar system. Eris is just slightly smaller than Pluto, and it orbits the sun about three times farther ...