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NASA's next-gen Roman Space Telescope is fully built. Could it launch earlier than expected?

The final integration of the telescope's major observatory components took place on Nov. 25 inside NASA's Goddard Space ...

Webb telescope found a Milky Way lookalike 12 billion light-years away

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

The Nancy Grace Roman Telescope is complete

If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

K-DRIFT pathfinder: A compact telescope for observing faint galactic structures

Conventional telescopes are limited in detecting low-surface-brightness (LSB) structures, which are essential for studying ...

Light from satellites will ruin majority of some space telescope images, study says

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...
JSTOR Daily

An Account of Experiments on the Reflecting Telescope. [Abstract]

Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London, Vol. 4 (1837 - 1843), pp. 238-239 (2 pages) ...