radio telescope

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Lovell Telescope

black hole in M87

Arecibo Observatory

radio telescope system

Green Bank Telescope

Onsala Space Observatory

Very Large Array

Mercury's north pole

For Students

Lovell Telescope

radio telescope summary

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Infinite space background with silhouette of telescope. This image elements furnished by NASA.

Telescopes: Seeing Stars

Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)

How Fast Is the Universe Expanding?

Discover

If You'd Only Be My Valentine, American Valentine card, 1910. Cupid gathers a basket of red hearts from a pine tree which, in the language of flowers represents daring. Valentine's Day St. Valentine's Day February 14 love romance history and society heart In Roman mythology Cupid was the son of Venus, goddess of love (Eros and Aphrodite in the Greek Pantheon).

Why Do We Give Valentine Cards?

Dr. Maria Telkes, September 4, 1956.

10 Women Scientists Who Should Be Famous (or More Famous)

Pluto. The Changing Faces of Pluto. Most detailed view to date of the entire surface of the dwarf planet Pluto, as constructed from multiple NASA Hubble Space Telescope photographs taken from 2002 to 2003.

10 Important Dates in Pluto History

Odissi Indian classical female dancer on white background. (Indian dancer; classical dancer; Indian dance)

6 Classical Dances of India

Horses. Equus caballus. Horse stable. A brown horse looks out from his stall through the window.

Horsing Around: 7 of the Weirdest Racehorse Names in History

In this aerial photo, structures are damaged and destroyed October 15, 2005 in Balakot, Pakistan. It is estimated that 90% of the city of Balakot was leveled by the earthquake. The death toll in the 7.6 magnitude earthquake that struck northern Pakistan on October 8, 2005 is believed to be 38,000 with at least 1,300 more dead in Indian Kashmir. SEE CONTENT NOTES.

6 of the World’s Deadliest Natural Disasters

The Lost Colony of Roanoke, North Carolina, where 115 people mysteriously disappeared c. 1590. John White discovers the word Croatoan carved onto a tree upon his return to the deserted Roanoke Colony in 1590

The Lost Colony of Roanoke

radio telescope: Related Content

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Photos

Lovell Telescope

black hole in M87

Arecibo Observatory

radio telescope system

Green Bank Telescope

Onsala Space Observatory

Very Large Array

Mercury's north pole

See All Images →

Topics

radio interferometer Mills cross radome filled-aperture telescope Earth-orbiting radio telescope very long baseline interferometry aperture synthesis CLEAN telescope telescope X-ray telescope ultraviolet telescope infrared telescope gamma-ray telescope heliostat seeing coelostat siderostat

Key People

Lovell, Sir Bernard

Sir Bernard Lovell

English radio astronomer

Sir Martin Ryle.

Sir Martin Ryle

British astronomer

Grote Reber.

Grote Reber

American astronomer

Quiz

Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.

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