Tag Archives: milky way

How do we study the stars? – Yuan-Sen Ting

The city sky is, frankly, rather boring. If you look up at the patches of murk between buildings, you might be able to pick out The Big Dipper, or perhaps, Orion’s Belt. But hold on. Look at that murky patch again and hold our your thumb. How many stars do you think are behind it?… Read More »

Meet the Galaxies (and More…) – Part 1 – A Song About Astronomy

Swirling through Space are clusters of billions of stars Bound by gravity, some are close and some are far Collections of stars, gas and dust, Each grouping is unique These groups are known as galaxies Let’s see who we can meet They are Galaxies Traveling at great velocity Held together by gravity Cosmic Mysteries They… Read More »

VAITARNA STARGAZING and CAMPING | Mumbai Travellers | Astronomy – Milky Way Galaxy

Please SUBSCRIBE for more Please SUBSCRIBE for more Please Subscribe for more

Introductory Astronomy: Size Scale of the Milky Way

Size Scale of the Milky Way Galaxy. The Milky Way Galaxy is a collection of stars and interstellar gas and dust held together by gravitational forces. Our Sun and solar system of planets is just one of roughly 100 to 400 billion such solar systems in this galaxy. The Milky Way Galaxy is tremendous in… Read More »

Astronomers Find Vortex Around A Black Hole Spinning At 70% the Speed of Light

Black holes are going to kill you and everyone you love. Well, maybe. As one of the most powerful forces in the universe, black holes were originally believed to be a myth for centuries, and were only recently proven to in fact exist by modern science. Way back in 1687, Newton blew the mind of… Read More »

Supernovae – 60 Second Adventures in Astronomy (2/14)

60-Second Adventures in Astronomy. Number 2: Supernovae. One of the most mind-blowing events in the universe is the explosion of a star. In 1054 CE Chinese astronomers spotted one so bright they could see it in daylight. Today you can still see a cloud of gas and dust from the same explosion and because a… Read More »

Astronomers Discover Mystery Radio Signal From Another Galaxy

The date is 2001, and in the Australian outback a 64 meter radio telescope scans the sky for electromagnetic signals from deep space. With most of the electromagnetic energy in the universe being generated by stars and black holes, and outside of the visible light spectrum, the radio dish and the data it collects as… Read More »

The 1995 Hubble photo that changed astronomy

Since the Hubble Space Telescope went into orbit back in April 1990, it has sent back a ton of incredible photos. Each has its own story, but one of Hubble’s greatest images is this one, from 1995. This is a snapshot of nearly the entire history of the universe – and the first of its… Read More »

How Gaia Changed Astronomy Forever | Space Time

The great advances in any science tend to come in sudden leaps April 25th of 2018 marks the beginning of just such a leap for much of astronomy. In the early hours of the morning the Gaia mission second data release dropped. Our understanding of our own galaxy will never be the same again. The… Read More »