Saturday, January 17, 2009

Nasa-Small & Big

The following pictures show the distances in different units in
astronomy. Goto view menu for zoom out/in for required view
Hit Back Space key to return!

10 million light years (1023m) the distance to galaxy Milky-Way.

1 million light years (1022m) The disc becomes visible.
100 000 light years (1021m). You can barely see out galaxy.
10 000 light years(1020m).You start to see the stars of our galaxy.
1 000 light years(1019m).The stars ten times closer.
100 light years (1018m). Nothing but stars.

10 light years(1017m). Even more stars.
1 trillion Km(1015m). The sun even bigger.
100 billion Km (1014m).Our solar system starts to show.
10 billion Km(1013m). Our solor system.
1 billion Km(1012m).The orbits of Hermes,Venus,Earh,Mars and Zeus.

10 million Km(1010m).Part of the orbit of Earth.
1 million Km(109m). You can see orbit of Moon.
100,000 Km(108m).Our Earth still small.
10,000Km(107m).The northern hemisphere of Earth.
1,000 Km(106m).Florida USA.
100 km(105m).From the surface of the sea.Florida even closer.

1 Km(103m).What you can see when free falling off a plane.
100 m(102m).An ordinary view from an helicopter.
10 m(101m). Seeing off a cliff.
1 m(100m).What you see when you reach out your arms...
10 cm(10-1m).You can catch the leaves.
1 cm (10-2m).You can see the structure of a leaf.

1 micron(10-6m).he cell itself.
1 000 angstrom(10-7m).You can see the chromosomes.
100 angstrom(10-8m).You can see the DNA chain.
1 nanometre(10-9m).The chromosomes parties.
1 angstrom(10-10m).The atom of carbon Life consists of ...
10 Pico metre(10-11m).The electron within the atom.
1 Pico metre(10-12m).The orbit of electrons.
100 Fermi(10-13m).The inner of an atom.
10 Fermi(10-14m). Closer.
1 Fermi(10-15m).The surface of a neutron.

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I am a retired Sub-Divisional Engineer-Bharat Sanchar Nigam Limited, INDIA. I served ten years in the Indian Army in technical wing - EME -(Electrical & Mechanical Engineers).I was Telecommunication mechanic(1959 - 1969).I underwent electronics & military communication equipment (telephone/wireless) training at Secunderabad (1959-1961).Served at J & K area, Jamanagar-Gujarat including Indo-Pak war-1965.Released on own request discharge in the year 1969, I joined Indian P & T deptt. in the year 1969 & retired as SDE in the year 2001.My hobby: Computer, Internet, Multimedia.