Jupiter with comparison images of the Great Red Spot from 1995, 2009 and 2014

Date: 15 May 2014
Satellite: Hubble Space Telescope
Depicts: Jupiter's Great Red Spot
Copyright: See below
In this comparison image the photo at the top was taken by Hubble's Wide Field Planetary Camera 2 in 1995 and shows the spot at a diameter of just under 21 000km; the second down shows a 2009 WFC3 photo of the spot at a diameter of just under 18 000km; and the lowest shows the newest image from WFC3 taken in 2014 with the spot at its smallest yet, with a diameter of just 16 000km.
Credit
Image Credit: NASA, ESA, and A. Simon (Goddard Space Flight Center)
Science Credit: A. Simon (Goddard Space Flight Center), G. Orton (Jet Propulsion Laboratory), J. Rogers (University of Cambridge, UK), and M. Wong and I. de Pater (University of California, Berkeley)
Acknowledgment: H. Hammel (SSI and AURA) and R. Beebe (NMSU)