Researchers at the University of Cambridge say that it's likely there were never any oceans on Venus. The planet might have always been as hot as it is now.
Do tiny primordial black holes exist? A new theoretical study says that we might find evidence of them in planetoids or even objects like rocks here on Earth.
ESA is launching an ambitious spacecraft to study the sun's atmosphere. Proba-3 comprises 2 satellites that will align to form an artificial solar eclipse.
Scientists have analyzed dark ovals that appear near the poles on Jupiter. They believe magnetic tornadoes higher in the atmosphere could stir up the haze.
Uranus and Neptune might have deep water oceans beneath their thick atmospheres, with a carbon layer below them. Like oil and water, the two layers never mix.