... Milky Way instead. Nevertheless, finding Cepheids within the inner realm of our own galaxy is notoriously difficult, as interstellar dust blocks out a lot of the visible light, thus hiding stars from view. This problem can...
... appears to us as it was when the Universe was only 600 million years old, and it is populated with an abundance of interstellar dust mainly composed of silicon, carbon and aluminium. The dust grains are as small as a millionth of a centimetre across...
On 12 October 2019, the NASA/ESA Hubble Space Telescope provided astronomers with their best look yet at an interstellar visitor — Comet 2I/Borisov — which is believed to have arrived here from another planetary system elsewhere in our galaxy. ...
... — in early December. Researchers believe the comet formed in a solar system beyond ours and was ejected into interstellar space as a consequence of a near-collision with a planet in its original solar system. Yale astronomers Pieter van Dokkum...
... can be described as hyperbolic. This highly eccentric/hyperbolic orbit is what gives C/2019 Q4 (Borisov) away as being a would-be interstellar visitor rather than a local inhabitant of the Solar System knocked off its course. So far, the visitor...
...aerospace industry and has the goal to become an essential interstellar trade port and global leader in enabling space commerce. ... industry and has the goal to become an essential interstellar trade port and global leader in enabling space commerce ...