This long strand of stars streaks out of the Milky Way's disk in thesame manner as others seen in galaxies across the universe. Until now scientists had difficulties figuring just how faraway spiral arms are, and various measurements and techniques had discrepanciesranging by a factor of two. ...
· Distance to the Outer Oort Cloud is estimated to be 1 Light Year from the Earth or about 5.88 trillion miles away or 50,000 A.U. 1 A.U. is the distance between our planet, Earth and the Sun. To put some more context into the description, the next nearest star Proxima Centauri ...
In theMilky Way Galaxy, wherein Earth is located, distances to remote stars are measured in terms of kiloparsecs (1 kiloparsec = 1,000 parsecs). The Sun is at a distance of 8.3 kiloparsecs from the centre of the Milky Way system. When dealing with other galaxies orclusters of galaxies...
The central object is the black hole’s shadow, which is about five times larger than the black hole itself. The black hole is six and a half billion times the mass of the Sun and 38 billion km (24 billion miles) across. The gravitational field of the black hole is so strong that ...