As our sun waxes towards it’s once-every-11 -years “solar maximum,” fears about how increased solar activity could affect our increasingly technological society abound. On Neptune far out in ...

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 ...

LTT 9779 b, an exoplanet 262 light years from Earth, always stares directly at the sun. With a surface of nearly ... Researchers have called it a rare ultra-hot Neptune. Thanks to images from ...

On the other hand, Neptune, the farthest planet from the sun, takes about 165 Earth years! These varying revolution times are due to each planet's distance from the sun and its orbital speed.

We have discovered thousands of exoplanets in the last few decades, while the number of planets in the Solar System has remained at eight – but our discovery of more might not yet be over.