Despite being a hellish world, the hot, cloud-enveloped world Venus is a tantalizing target for scientists eager to learn ...

In addition to some of the known differences, more NASA missions to Venus would help clear up some of the unknowns. Scientists don't know the size of its core, how it got to its present ...

Venus also has a very dense atmosphere (9.2 MPa), much more than Earth (~101.325 kPa at sea level), and a molten core. Yet for reasons unknown, Venus does not generate a magnetic field using the ...

Narrator: As the solar system grew, four rocky planets: Mercury, Venus, Earth and Mars, were created closest to the Sun. Made of rocks and metals, they have solid surfaces and a central core of ...