Aug. 31, 2023 — A Neptune-sized planet denser than steel has been discovered by an international team of astronomers, who believe its composition could be the result of a giant planetary ...

Get the facts on this planet of extremes. Orbiting the Sun at a distance of 4.5 billion kilometres - more than 30 times further out than the Earth - Neptune is a dark, icy world. Receiving just one ...

NASA's TESS satellite made the find. A Neptune-sized planet closely orbiting its host star has just been discovered, making it only the fourth object of its kind ever identified. Scientists ...

Both of the ice giant planets, Uranus and Neptune, lacked what's known as a ... As dense materials near a planet's surface cool, they tend to sink into the planet's interior.

and found that a fluid layer may explain each planet’s strange magnetic field. By Jonathan O’Callaghan Jonathan O’Callaghan previously reported on how Uranus and Neptune got their colors ...

A planet’s opposition occurs when Earth passes between it and the Sun. As a consequence of that geometry, Neptune’s disk will appear to be 100% illuminated as seen from Earth. It will be 180º ...

Ukraine's Neptune missiles are most famously credited with the sinking of Russia's Black Sea Fleet flagship, the Moskva, back in April 2022. It is based on Russia's Kh-35 subsonic cruise anti-ship ...