On Venus, One Spin Takes Longer Than a Whole Year

Sources

Research & primary sources

Venus Fact SheetNASA Space Science Data Coordinated Archive (NSSDCA), NASA Goddard Space Flight Center · 2024nssdc.gsfc.nasa.gov
Notes on the Planetary Fact SheetsNASA Space Science Data Coordinated Archive (NSSDCA) · 2021nssdc.gsfc.nasa.gov
Venus: FactsNASA Science · 2026science.nasa.gov
Spin state and moment of inertia of VenusNature Astronomy · 2021doi.org

Images & footage

Venus from Mariner 10 (PIA23791, Figure A - newly processed view)

NASA/JPL-Caltech (processed from archived Mariner 10 data by JPL engineer Kevin M. Gill)

Magellan: Venus False-Color Terrain (NASA SVS 3728)

NASA/Goddard Space Flight Center Scientific Visualization Studio (animator Ernie Wright, UMBC; producer Andrew Freeberg, NASA/GSFC; scientist James Garvin, NASA/GSFC)

Public domain Source

Venus Transit 2012 Composited Visuals - HMI HD tracking view (NASA SVS 3941)

NASA/Goddard Space Flight Center Scientific Visualization Studio (animator Tom Bridgman, GST; producer Scott Wiessinger, USRA); data NASA SDO/HMI

Public domain Source

Ultraviolet image of Venus' clouds as seen by the Pioneer Venus Orbiter (26 Feb 1979)

NASA (Pioneer Venus Orbiter; original in NASA NSSDCA photo gallery, pvo_uv_790226)

Public domain Source

Ultraviolet image of Venus' clouds as seen by the Pioneer Venus Orbiter (5 Feb 1979)

NASA (Pioneer Venus Orbiter; original in NASA NSSDCA photo gallery, pvo_uv_790205)

Public domain Source

Evolution of Venus Animations - 'Landscape of current day Venus' (NASA SVS 20308, sequence 3)

NASA's Goddard Space Flight Center Conceptual Image Lab (animator Michael Lentz, USRA; technical support Aaron E. Lepsch, ADNET Systems)

Public domain Source