Our Solar System Our Solar System

The 9 (or 8? or 10+?) Planets and The 9 (or 8? or 10+?) Planets and their satellitestheir satellites

http://www.yorku.ca/observehttp://www.yorku.ca/observe Any questions? … E-mail: Any questions? … E-mail:

pdelaney@yorku.capdelaney@yorku.ca

York University York University Astronomical Astronomical ObservatoryObservatory

Open every Wednesday night of the year for public tours

Best views of Mercury Best views of Mercury from Earthfrom Earth

Mercury in 1975 (new photos due in 2008 from the Messenger mission launched in 2004)

Venus: like Earth?Venus: like Earth?

From the surface:From the surface:

Unique Features:Unique Features:

The Earth – Moon The Earth – Moon SystemSystem

Earth: Earth: Our Our HomeHome

Earth: InteriorEarth: Interior

Aurora: Natural ‘fireworks’ Aurora: Natural ‘fireworks’ in the skyin the sky

An aurora from Earth orbit

The Moon: Near and The Moon: Near and Farside ViewsFarside Views

People on the MoonPeople on the Moon1969 - 19721969 - 1972

Space Shuttle Launch

The International Space Station (ISS)

Working in space

Mars: Two ViewsMars: Two Views

Ground Telescope Hubble Space Telescope

Mars: Up CloseMars: Up Close

Mars: On The SurfaceMars: On The Surface

Phoenix 2007

The asteroid belt: we have The asteroid belt: we have takentaken

close-up photos of only 4 close-up photos of only 4 asteroids!asteroids!

Jupiter: The King of Jupiter: The King of PlanetsPlanets

Jupiter’s Dynamic Jupiter’s Dynamic AtmosphereAtmosphere

Jupiter and Comet Jupiter and Comet Shoemaker-Levy Shoemaker-Levy

Jupiter and its SatellitesJupiter and its Satellites

Io and its VolcanoesIo and its Volcanoes

Europa and its ice-Europa and its ice-covered oceancovered ocean

Saturn and its RingsSaturn and its Rings

MysterioMysterious Titanus Titan

Titan from Cassini

Saturn’s Saturn’s SatellitesSatellites

Encelardus

Dione

Uranus and NeptuneUranus and Neptune

Neptune and UranusNeptune and Uranus

Pluto: Best Views until Pluto: Best Views until 20152015

Pluto and Charon: Planet Pluto and Charon: Planet and Moon,and Moon,

or just a pair of big, icy or just a pair of big, icy asteroids?asteroids?

A 10A 10thth planet? (artist’s planet? (artist’s impression)impression)

2003 UB313 is bigger than 2003 UB313 is bigger than Pluto! Is it the 10Pluto! Is it the 10thth planet, or planet, or

just another icy asteroid?just another icy asteroid?

Comet Hale BoppComet Hale Bopp

Any Questions …