江湖郎中 发表于 2025-3-23 11:59:21

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embolus 发表于 2025-3-23 17:55:04

Colliding GalaxiesIt was assumed that all types of galaxies had formed in the distant past with those shapes and that they had kept those shapes up to the present. Considering that the distances between galaxies are only about 100 times larger than their diameters and that they move through space with relative veloci

ALIEN 发表于 2025-3-23 18:04:00

Quasars: Beacons at the Beginning of Timed these were cataloged as variable stars. After radio astronomy had come of age and was able to determine the positions of radio sources in the sky with greater accuracy, it turned out that several radio sources coincided with faint blue “stars.” The peculiar term ., short for quasi-stellar radio so

法官 发表于 2025-3-23 22:54:03

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hypnogram 发表于 2025-3-24 02:58:52

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串通 发表于 2025-3-24 09:32:55

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越自我 发表于 2025-3-24 14:24:59

Stellar Nurseriesformed. Interstellar matter consists mainly of hydrogen and helium left over from the immediate aftermath of the Big Bang, with some heavier chemical elements created in early generations of stars. The disks of spiral galaxies have an abundance of interstellar matter: in some places, it is thin and

Clinch 发表于 2025-3-24 15:14:35

Giant Stars time. Even at the beginning of the twentieth century, clever methods existed to determine the angular diameter of the largest stars in the sky. Since the 1970s, attempts have been made to obtain resolved images of stars using sophisticated optical and mathematical methods. But it was still exciting

奇思怪想 发表于 2025-3-24 22:42:01

s discovered the most distant known galaxy and the most massive known star, and has been at the front lines of all the most pressing questions in astrophysics: the age of the Universe, the nature of gamma-ray bursters, the discovery of extrasolar planets. In .The Discovery Machine., the authors of t

ALT 发表于 2025-3-25 00:55:16

In Orbitprevent the telescope’s batteries from draining too much. For launch, the solar panels with their 48,760 individual cells were rolled up in canisters and stored on the sides of the telescope. Fully unfurled, they generate about 4.4 kilowatts of electrical power.
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查看完整版本: Titlebook: Hubble Revisited; New Images from the Daniel Fischer,Hilmar Duerbeck Book 1998 Springer-Verlag New York, Inc. 1998 Gravitation.Hubble Deep