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1 dzień temu · A light year sounds like a measurement of time, but in fact it measures the distance that light travels in one year – which, given that light can travel 7.5 times around the Earth in one second...
3 dni temu · At aphelion, Earth’s distance from the sun is about 94.5 million miles. Six months later, at the start of January in the winter, Earth is at its closest point to the sun at 91.5 million miles ...
2 dni temu · At its average distance, light travels from the Sun's horizon to Earth's horizon in about 8 minutes and 20 seconds, while light from the closest points of the Sun and Earth takes about two seconds less.
1 dzień temu · May 23, 2024 — Astronomers have made the rare and tantalizing discovery of an Earth-like exoplanet 40 light-years away that may be just a little warmer than our own world. The potentially ...
4 dni temu · Stephan's Quintet, a grouping of five galaxies captured by the James Webb Space Telescope. The leftmost galaxy, NGC 7320, is actually in the foreground at a distance of 40 million light-years from Earth, while the other four galaxies are 290 million light-years away. (more)
1 dzień temu · June 11, 2024 — Crater 2, located approximately 380,000 light years from Earth, is one of the largest satellite galaxies of the Milky Way. Extremely cold and with slow-moving stars, Crater 2...
4 dni temu · June 17, 2024 — A team of scientists used NASA's James Webb Space Telescope to parse the composition of the Crab Nebula, a supernova remnant located 6,500 light-years away in the...
