solar system: inner planets
DESCRIPTION
Solar System: Inner Planets. Rocky Planets: Mercury, Venus, Earth, and Mars. Mercury. 1st Planet/ Smallest Heavily cratered surface 801°F / -279 ° F No moons Year = 88 Earth days 1 day= 58.6 Earth days Ice at North Pole of Mercury!. - PowerPoint PPT PresentationTRANSCRIPT
Solar System:Inner Planets
Rocky Planets: Mercury, Venus, Earth, and Mars
Mercury• 1st Planet/ Smallest
• Heavily cratered surface
• 801°F / -279 ° F
• No moons
• Year = 88 Earth days
• 1 day= 58.6 Earth days
• Ice at North Pole of Mercury!
Photo Credit: NASA/Johns Hopkins
University Applied Physics
Laboratory/Carnegie Institution of Washington
Distance from
Sun:35,980,000 miles
(57,910,000 km)
Photo Credit:NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington
Photo Credit: NASA
Credit: Lunar and Planetary Institute
Venus• 2nd Planet/ 3rd Largest
• Thick, toxic atmosphere: Carbon Dioxide and Nitrogen
• 880 °F or higher
• No moons
• Year = 225 Earth days
• 1 day= 117 Earth days
• Rocky surface created through volcanic activity
Credit: NASA/JPL
Distance from Sun:
67,240,000 miles
(108,200,000 km)
Credit: NASA/SDO, AIA
Credit: NASA/JPL/ESA
Credit: NASA
Earth
• 3rd Planet/ 4th largest
• Oceans cover 70% of planet’s surface
• 1 Moon = a natural satellite
• Year = 365 days
• 1 day= 24 hours
Distance from
Sun:92,960,000 miles
(149,600,000 km)
Credit: NASA
Credit: Image Science & Analysis Laboratory, NASA Johnson Space Center
Credit: NASA
Credit: Lunar and Planetary Institute
Credit: ESA & NASA
Mars• 4th Planet/2nd largest
• Carbon Dioxide, Nitrogen, Argon
• Reddish tint due to iron rich soil
• 2 moons= Phobos and Deimos
• Year = 687 Earth days
• 1 day= 1 day 40 minutes Distance from Sun:
141,600,000 miles
(227,900,000 km)
Credit: NASA
Credit: NASA
Credit: NASA/JPL-Caltech/MSSS/Tanya Harrison
Credit: NASA/JPL/University of Arizona
Credit: NASA/JPL/Texas A&M/Cornell
Credit: NASA/JPL-Caltech/Cornell/ASU/Texas A&M/Navigation camera