Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

Accessible to anyone the world over, witnessing the majesty of the solar system, including the Milky Way, and its billions of ...

The Sun, the planets, and all else that constitutes the solar system are hurtling toward the star Lambda Herculis, some 370 ...

Called Kepler-51, the Sun-like yellow dwarf star was found in 2012 to have three exoplanets in its orbit; each, it would turn ...

The Milky Way is itself on a collision course with our nearest neighbor, the Andromeda galaxy. The Milky Way is the galaxy that includes the Solar System, with the name describing the galaxy's ...

In our solar system, Earth is one of only three worlds that sees temperatures above 32 degrees Fahrenheit, while other ...

Astronomers have discovered 85 possible exoplanets outside the Solar System which could potentially sustain life after ...

It looks at how streams of interstellar bodies might escape a solar system and how they would then move through the Milky Way. While it is always possible for a random asteroid or comet to have a ...

The telescope will catalogue billions of new objects and produce a new map of the entire night sky every three days with the ...

Veiled in gas and clouds, the Milky Way’s center does not easily give ... One of them has yielded the first compelling evidence of a binary star system — called D9 — orbiting the galactic ...

A binary star system has been discovered near Sagittarius A*, the supermassive black hole at the center of the Milky Way galaxy. This finding confirms a hypothesis made nearly a century ago based on ...