Astronomers have discovered a massive galaxy made almost entirely of dark matter. Called Dragonfly 44, the galaxy is basically 99.99 percent dark matter.

Astronomers have discovered a massive galaxy made almost entirely of dark matter. Called Dragonfly the galaxy is basically percent dark matter.

This has most likely been posted here before, but it's incredibly useful.

This has most likely been posted here before, but it's incredibly useful.

Post with 15723 votes and 602071 views. Tagged with , , , ; Physics formulæ from The Physics Hypertextbook

The second largest component of the universe is dark matter. The truth is, we understand little of what it is, and more of what it is not.

What is Dark Matter? The second largest component of the universe is dark matter. The truth is, we understand little of what it is, and more of what it is not.

Understanding dimensions.<<< I HAVE BEEN LOOKING FOR THIS

Understanding dimensions.

Easy Way To Understand Dimensions And How The Universe Started To Exist. Long explanation, that basically boils down to, wibbly wobbly, timey wimey

Astrophysics for People in a Hurry

Astrophysics for People in a Hurry

Astrophysics for People in a Hurry : Neil Degrasse Tyson : 9780393609394

How Do Astronauts Control Temperature in Space Infographic. Topic: spacecraft, spacesuit, NASA, radiation, heat, sun, ISS, cosmology, Astrophysics, universe.

How Do Astronauts Control Temperature in Space [Infographic]

How Do Astronauts Control Temperature in Space Infographic. Topic: spacecraft, spacesuit, NASA, radiation, heat, sun, ISS, cosmology, Astrophysics, universe.

A huge advance in physics could help solve these mysteries of the universe

A huge advance in physics could help solve these mysteries of the universe

The discovery of gravitational waves was just the beginning — we're entering a bold new era in science.

To celebrate Voyager's accomplishments and enduring legacy, we've charted some of the spacecraft's biggest moments.

Mapping Voyager 1's Incredible 36-Year Mission Through Space [INFOGRAPHIC]

Voyager 1 spacecraft's biggest moments are shown in this chart covering the last 36 years. Voyager 1 is almost 12 billion miles away now! and moving at miles per hour!Voyager 1 will be the first ever object we've sent outside our solar system.

Meteor showers, eclipses, etc. in 2017- infographic

2017 Astronomical Events Check out our calendar of some of astronomical events for sky watchers. Most of these natural occurrences can be observed with the naked eye but use a pair of binoculars or a telescope for best viewing.

Wormhole travel across the universe and supergiant black holes are just some of the wonders seen in the film 'Interstellar.'

Interstellar ... I Love Sci Fi

Interstellar science Wormhole travel across the universe and supergiant black holes are just some of the wonders seen in the film 'Interstellar.

An almost record-breaking, supermassive black hole located in a cosmic backwater has left scientists astonished, prompting them to rethink their existing black hole models

discoverynews: “ The life cycle of a moth or butterfly are fairly commonly known, but the life cycle of a star… probably not… ” - Vida de uma estrela - 3 - Mais informação: Vida de uma estrela -.

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