• Unexpected size changes observed in Jupiter’s Great Red Spot

    Astronomers have discovered that Jupiter’s Great Red Spot (GRS), the largest storm in the solar system, is undergoing a surprising oscillation in shape. Using data from the Hubble Space Telescope collected over 90 days, researchers observed fluctuations in the storm’s size, shape, and speed.

  • Jupiter’s Great Red Spot heats planet’s upper atmosphere

    Researchers from Boston University's (BU) Center for Space Physics report that Jupiter's Great Red Spot may provide the mysterious source of energy required to heat the planet's upper atmosphere to the unusually high values observed. The work, led by Dr…

  • New maps of Jupiter reveal the Great Red Spot continues to shrink

    NASA's scientists have produced new maps of Jupiter from images collected by the Hubble Space Telescope. Newly composed maps are the first in a series of yearly images of the Solar System's outer planets, designed to keep track of how these giant worlds…

  • Jupiter’s Great Red Spot shrinking at increasing rate

    The shrinkage of Jupiter's Great Red Spot has been known about since the 1930s but latest images by Hubble Space Telescope confirm the increasing shrinkage rate observed by amateur astronomers since 2012. Science has no answer as to why this is happening.H

  • Jupiter in opposition closeup and a transiting Great Red Spot

    Jupiter has been putting on quite a show in the night sky lately as it officially reached opposition on October 28, 2011, making it a target of many astrophotographers as the gas giant shows itself off big and bright in the night sky. This animation from amateur