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The second planet from the Sun in the solar system. Venus orbits the Sun at an average distance 0.7 AU. The planet has a mass of 0.08 times the mass of Earth and a radius 0.95 times the radius of Earth. It is made of solid, rocky material and has a predominantly carbon dioxide atmosphere. Clouds of sulfuric acid cover the entire planet. Venus has no moons.



Venus February 10, 2016

Radio Programs

Venus and Spica A bright pairing in the dawn sky November 13, 2018

Moon and Venus Changing the day on Venus November 4, 2018

More Moon and Venus Putting Venus in its place August 14, 2018

Moon and Venus Living in the clouds of Venus July 15, 2018

Venus and Regulus Venus and the heart of the lion July 7, 2018

Venus and Gemini Breaking up the surface of Venus June 11, 2018

Moon and Venus The mysteries of the “evening star” May 17, 2018

Moon and Venus Beautiful but deadly clouds April 17, 2018

Venus and Mercury Hot and hotter in the evening sky March 5, 2018

Moon and Venus Dropping in on a neighbor October 17, 2017

Moon and Venus An early solar-system paradise September 16, 2017

Moon and Venus A brilliant early morning encounter July 19, 2017

Venus and Aldebaran A fleeting encounter in the morning sky July 10, 2017

Venus at Elongation Venus pulls away from the Sun June 2, 2017

More Moon and Venus Leaving the planet Venus alone May 21, 2017

Moon and Venus Looking for a neighboring moon April 22, 2017

Three Venuses One Venus here, two more elsewhere April 13, 2017

Moving Day Moving day for the “evening star” March 24, 2017

More Moon, Mars, Venus Giant spiders on the planet Venus March 1, 2017

Moon and Planets Too hot, too cold, and just right January 30, 2017

Moon and Venus Revving up Venus’s clouds December 2, 2016

Venus and Saturn A planetary illusion in the twilight October 29, 2016

More Moon and Planets Variety in the evening sky October 6, 2016

Moon and Venus Seeing the surface through the clouds October 2, 2016

Moon and Venus A planet with smooth skin September 3, 2016

Venus Rising Venus rising in the evening sky August 4, 2016

Moon and Venus Tracing a path for the morning star March 6, 2016

Moon and Companions Two planets without moons February 5, 2016

Moon and Venus A “liquid” atmosphere for Venus February 4, 2016

Moon and Venus Dropping in on a nasty planet January 5, 2016

Cloudy Skies Cloudy skies across the solar system December 27, 2015

Moon and Venus A spacecraft gets a second chance December 6, 2015

Venus and Mars Planets huddle close in the dawn sky November 1, 2015