How BIG is the Universe? A Photographic Tour - PowerPoint PPT Presentation

How big is the universe a photographic tour l.jpg
Download
1 / 60

How BIG is the Universe? A Photographic Tour. Apollo 17 Lunar Rover (scale: a few metres). Space Shuttle, Columbia (scale: 100 metres). Barringer Crater, Arizona (1.2 km diam, 200 m deep - 50 m diam asteroid at 11 km/s). Earth (diam 12,756 km). Cloud covered Venus (0.95 Earth diameters).

I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.

Download Presentation

How BIG is the Universe? A Photographic Tour

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


How big is the universe a photographic tour l.jpg

How BIG is the Universe?A Photographic Tour


Apollo 17 lunar rover scale a few metres l.jpg

Apollo 17 Lunar Rover(scale: a few metres)


Space shuttle columbia scale 100 metres l.jpg

Space Shuttle, Columbia(scale: 100 metres)


Barringer crater arizona 1 2 km diam 200 m deep 50 m diam asteroid at 11 km s l.jpg

Barringer Crater, Arizona(1.2 km diam, 200 m deep - 50 m diam asteroid at 11 km/s)


Earth diam 12 756 km l.jpg

Earth(diam 12,756 km)


Cloud covered venus 0 95 earth diameters l.jpg

Cloud covered Venus(0.95 Earth diameters)


Mercury 0 38 earth diameters l.jpg

Mercury(0.38 Earth diameters)


The moon 0 27 earth diameters l.jpg

The Moon(0.27 Earth diameters)


Slide9 l.jpg

The Sun(diam 1 392 000 km or 109 Earth diameters,distance 150 000 000 km or 1 astronomical unit - 1 AU)


Slide10 l.jpg

Eclipse of the Sun by the Moon as seen from Antarctica(both subtend almost exactly the same angle of half a degree at the Earth)


Mars the red planet 0 53 earth diam l.jpg

Mars - the Red Planet(0.53 Earth diam)


Surface of mars l.jpg

Surface of Mars


Phobos and deimos max lengths 28 and 16 km l.jpg

Phobos and Deimos(max lengths 28 and 16 km)


Orbits of the planets to scale l.jpg

Orbits of the planets to scale


Asteroid gaspra 20 km long l.jpg

Asteroid Gaspra(20 km long)


Jupiter and its great red spot 11 2 earth diam distance 5 2 au l.jpg

Jupiter and its Great Red Spot (11.2 Earth diam,distance 5.2 AU)


Jupiter s cloud belts as seen by the cassini spacecraft l.jpg

Jupiter’s cloud belts as seen by the Cassini spacecraft


Jupiter with top to bottom io europa ganymede and callisto l.jpg

Jupiter with (top to bottom)Io, Europa, Ganymede and Callisto


Io and its sulphur volcanoes 0 28 earth diam 1 04 moon diam l.jpg

Io and its sulphur volcanoes(0.28 Earth diam, 1.04 Moon diam)


Ganymede largest moon in the solar system 0 41 earth diam 1 51 moon diam l.jpg

Ganymede, largest moonin the Solar System (0.41 Earth diam,1.51 Moon diam)


Not all jupiter s moons are large thebe 100 km ama l thea 270 km max and metis 40 km l.jpg

Not all Jupiter’s moons are large:Thebe (100 km), Amalthea (270 km max) and Metis (40 km)


Saturn and its beautiful rings 9 4 earth diam at 9 6 au l.jpg

Saturn and its beautiful rings(9.4 Earth diam at 9.6 AU)


Orbits of the planets to scale23 l.jpg

Orbits of the planets to scale


Uranus the tilted planet 4 0 earth diam at 19 2 au l.jpg

Uranus, the tilted planet(4.0 Earth diamat 19.2 AU)


Neptune 3 9 earth diam at 30 1 au l.jpg

Neptune(3.9 Earth diamat 30.1 AU)


Slide26 l.jpg

Pluto and Charon - double planet(0.18 and 0.09 Earth diam1.54 Earth diam apartat 29.7 to 49.4 AU from Sun)


Slide27 l.jpg

Comet Hale-Bopp in March 1997A comet tail can be over 1 AU long,but its nucleus measures only a few km across


Comet halley and the milky way l.jpg

Comet Halley and the Milky Way


Southern pinwheel galaxy 15 million light years away and similar to the milky way l.jpg

Southern Pinwheel Galaxy15 million light years away and similar to the Milky Way


How the milky way might look seen edge on l.jpg

How the Milky Way might look seen edge-on

Sun

160 million light years


Size of the milky way galaxy l.jpg

Size of the Milky Way Galaxy


Sombrero galaxy l.jpg

Sombrero Galaxy


Whirlpool galaxy l.jpg

Whirlpool Galaxy


Andromeda galaxy 2 5 million light years away most distant naked eye object l.jpg

Andromeda Galaxy(2.5 million light years away -most distant naked eye object)


Giant elliptical galaxy m87 in virgo cluster 50 million light years away l.jpg

Giant Elliptical Galaxy M87in Virgo Cluster50 million light years away


Virgo cluster of galaxies 1500 galaxies 9 million light years across 50 million light years away l.jpg

Virgo Cluster of Galaxies1500 galaxies9 million light years across50 million light years away


Coma cluster l.jpg

ComaCluster


Slide38 l.jpg

Hubble Deep Field showing galaxies over 10 billion light years away (looking back in time to near the beginning of the universe)


How the milky way might look seen edge on39 l.jpg

How the Milky Way might look seen edge-on

Sun

160 million light years


The milky way as seen from australia notice the pink nebulae where new stars are forming l.jpg

The Milky Way as seen from Australia(Notice the pink nebulae where new stars are forming)


Milky way with faulkes telescope in australia in foreground l.jpg

Milky Way with Faulkes Telescope in Australia in foreground


Slide42 l.jpg

The constellation of Orionand the Milky Way(The bright stars we see here are no more than a few hundred light years away)

Betelgeuse

Rigel

OrionNebula


Orion nebula a small star forming region about 1 light year across l.jpg

Orion Nebulaa small star forming region about 1 light year across


New solar systems forming in orion l.jpg

New solar systems forming in Orion


Slide45 l.jpg

New stars forming in pillars of molecular hydrogen and dust that are light years in length (in Eagle Nebula)


Pleiades and hyades star clusters with jupiter and saturn l.jpg

Pleiades and Hyadesstar clusters(with Jupiter and Saturn)


Betelgeuse a red supergiant star big enough to reach the orbit of jupiter l.jpg

Betelgeuse - a Red Supergiant star(big enough to reach the orbit of Jupiter)


Life cycles of stars in outline l.jpg

Life Cyclesof Stars in Outline


Helix planetary nebula 1 5 light years across l.jpg

Helix Planetary Nebula (1.5 light years across)

White dwarf star(remains of core of star and about size of the Earth)

Planetary nebula(remains of outer layers of star)


Slide50 l.jpg

Cat’s Eye Planetary Nebula and white dwarf(A solar mass white dwarf would be only as big as the Earth)


Cocoon planetary nebula l.jpg

Cocoon Planetary Nebula


Ring planetary nebula l.jpg

Ring Planetary Nebula


Abell planetary nebula l.jpg

Abell Planetary Nebula


Crab nebula a supernova remnant remains of a star that exploded 10 light years across l.jpg

Crab Nebula a supernova remnant - remains of a star that exploded10 light years across

neutron star about 10 kmacross is at centre (not visible)


Vela or gum nebula l.jpg

Vela or GumNebula


A black hole radius of a 10 solar mass black hole would be only 30 km l.jpg

A Black Hole(“Radius” of a 10 solar mass black hole would be only 30 km)


Slide57 l.jpg

A black hole a few million times the mass of the Sun lurks at the centre of our galaxy and causes nearby stars to orbit very rapidly


How orion would look if you were near a black hole computer simulation l.jpg

How Orion would look if you were near a black hole (computer simulation)


Slide59 l.jpg

Gravitational lensing by a galaxy cluster 2 billion light years away bends light from a galaxy so far away that its light has been travelling for 95% of the age of the Universe


The end l.jpg

The End


  • Login