Many protoplanetary disks in which new planets are formed are much smaller than thought. Using the Atacama Large ...

Jupiter, the solar system's largest planet ... What he concluded was that it was specifically an asteroid with a radius of ...

Israeli astronomers report the detection of a new Jupiter-like exoplanet using the ... it is a high proper motion star of spectral type M0V, with a radius of about 0.73 solar radii and a mass ...

But instead, Juno's measurements showed that heavy elements are diffuse throughout Jupiter's center, in an area up to half of the planet's radius. "This is puzzling," Andrea Isella, a Rice ...

or Jupiter, or a ping-pong ball. How can that possibly be? Well, right at the beginning I said that the radius and circumference of a circle were always in proportion and that if you change one ...