giant planets
A New Model Explains How Gas and Ice Giant Planets Can Form Rapidly
The most widely recognized explanation for planet formation is the accretion theory. It states that small particles in a protoplanetary…
Webb Directly Images Two Planets Orbiting White Dwarfs
In several billion years, our Sun will become a white dwarf. What will happen to Jupiter and Saturn when the…
Can We Predict if a System Will Have Giant Planets?
Prediction is one of the hallmarks of scientific endeavors. Scientists pride themselves on being able to predict physical realities based…
TESS Shows That Even Small Stars Can Host Giant Planets
Can low-mass stars play host to giant, Jupiter-sized planets? Theories of planet formation suggest that it's highly unlikely. But a…
Even Really Massive Stars Seem to Have Planets
Can planets form around massive, hot stars? Some astronomers think they can't. According to the evidence, planets around stars exceeding…
The Giant Planets in the Solar System Stunted the Growth of Mars
A new study by an international team of researchers indicates that Mars' growth was stunted due to the orbital instability…
Was a Fifth Giant Planet Expelled from Our Solar System?
[/caption] Earth's place in the "Goldilocks" zone of our solar system may be the result of the expulsion of a…
Giant Planets
[/caption] While the inner four planets seem large, they are nothing compared to the four outer planets, which are also…