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Gaia satellite data revealed the galaxy, which has avoided detection until now, thanks to its extremely low density and hiding place behind the shroud of the Milky Way’s disk.
First, asteroids can serve as pit stops – and provide resources – for future space exploration. Second, some asteroids or comets may be hazards to Earth.
A technological tango between 2 telescopes in the Australian outback has added an important piece to the puzzle of fast radio bursts.
Astronomers have identified a gigantic proto-supercluster of galaxies forming in the early universe, just 2.3 billion years after the Big Bang.
At the core of the giant elliptical galaxy Abell 2597, a supermassive black hole is powering the cosmic equivalent of a gargantuan, ongoing fountain.
The bright colors are wonderful to behold. But do they have some hidden purpose?
There are perhaps as many Trojan asteroids orbiting 60 degrees ahead of and behind Jupiter as in the asteroid belt between Jupiter and Mars. Now NASA has given a go-ahead for the 1st mission to Jupiter’s Trojans.
Strange things happen in the ocean as a result of weather and currents. These 5 events are just a few of them.
One half of the W of Cassiopeia is more deeply notched than the other half. This deeper V is your “arrow” in the sky, pointing to the Andromeda galaxy.
Nebula IC 63 – in the direction of our constellation Cassiopeia – is slowly dissipating under the influence of ionizing ultraviolet radiation from a hot, luminous variable star known as Gamma Cas.
The night the stars fell
Leonids peak mornings are November 17 and 18