资讯

IT is now nearly six years ago since Dr. Roberts published his first volume on celestial photographs, which was noticed at some length in these columns (vol. 1. p. 447). It was there remarked that ...
A new Hubble Space Telescope image offers the most detailed view of the Crab Nebula, which is located 6,500 light-years from ...
Named Kohoutek 4-55, the nebula was captured by the Hubble Space Telescope. Planetary nebulae like Kohoutek 4-55 are the ...
Emission nebulae are glowing, spread-out clouds of ionized gas that shine with their own light. In this image of NGC 2313, the bright star V565 at the center lights up a silvery curtain of gas and ...
The new JWST observations resolve the pair of rings clearly and also show the clumps and filaments in more detail. Inside the rings is cloud-like material that appears turbulent, while just outside of ...
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The Bubble Nebula, also known as NGC 7635, is a giant cloud of gas and dust in the constellation Cassiopeia, about 7,100 light-years from Earth. NGC 2392, captured by NASA's James Webb Telescope, also ...