Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

Astronomers have discovered what seems to be a star racing through the Milky Way at 1.2 million mph, dragging a Neptune-sized ...

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

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YR4 were to strike Earth, the energy released could be equivalent to 8 megatons of TNT, capable of devastating an area the ...

Neptune is one of the most mysterious planets in our solar system, with its deep blue color, intense storms, and extreme winds. When Voyager 2 flew past Neptune in 1989, it revealed jaw-dropping ...

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in February.

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

Astronomers at NASA have caught a glimpse of a star system whipping through space at an unprecedented speed. While the system ...

NASA said the system is thought to be moving at least 1.2 million miler per hour, nearly twice as fast as our solar system.