Topic: Astronomy

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Why every picture of a black hole is an illustration – Vox

No one has ever seen a black hole. There have been illustrations and computer simulations, but not even astronomers have seen a black hole... yet. In the spring of 2017, we might see... something. As a part of...

Space Rocks: Comets, asteroids, meteors, & meteorites

This claymation primer on comets, asteroids, meteoroids, meteors, and meteorites helps us learn about Space Rocks in a super adorable way. Made by Beakus for the Royal Observatory Greenwich, the animation is one in a ...

Understanding the Magnetic Sun – NASA Goddard

This dynamic computer model of our sun reveals the behavior of its invisible magnetic structure. The pink and green indicate open magnetic field lines that reach out into space, while the "closed" white lines loop bac...

How do we know what stars are made of?

How do astronomers know what stars are made of when those stars are light years away from Earth? These demonstrations by Dr Francisco Diego reveal the colors of light that are produced from sodium chloride, rubidium c...

ALMA, a telescope so powerful it can see into the past

There’s a telescope deep in Chile’s Atacama Desert that takes pictures so massive that it requires a supercomputer as powerful as 16 million PCs to decipher the images. This is the Atacama Large Millimeter Array (ALMA...

Explore The Solar System: 360 Degree Interactive Tour

Tour our solar system in a information-packed, beautifully-animated way, with this 360 Degree Interactive Tour from Crash Course, Thought Café, and Crash Course Astronomy host Phil Plait. Grab your Cardboard VR kit, o...

LIGO & The First Observation of Gravitational Waves – CalTech

On September 14, 2015 at 5:51am ET, the Laser Interferometer Gravitational-Wave Observatory (LIGO) detected ripples in the fabric of spacetime. One hundred years after Albert Einstein predicted the existence of gravit...

Evidence of a Ninth Planet

Thanks to mathematical modeling and computer simulations by CalTech researchers Konstantin Batygin and Mike Brown, we now have strong evidence that there's a large planet -- about 10x Earth's size -- orbiting in an ex...

DISHDANCE, a time lapse for The Skyglow Project

Created for The Skyglow Project, an astrophotography book and time lapse series by Gavin Heffernan and Harun Mehmedinovic, DISHDANCE observes massive radio telescopes during the day and night. The project also capture...

What is a constellation? – Crash Course Kids

A constellation is a cluster of stars that create an imaginary shape... a celestial connect-the-dots. In a sky full of millions of stars, these connections between the brightest objects helps astronomers, storytellers...

Supermoon ‘Blood Moon’ Lunar Eclipse – NASA

On September 27th, 2015, a supermoon lunar eclipse -- that's a supermoon and a lunar eclipse or 'blood moon' happening at the same time -- will be visible around much of the planet in a rare celestial event. How rare?...

A New Horizons Pluto-Charon flyby simulation

Watch this beautifully rendered animation of the historic New Horizons Pluto flyby on July 14, 2015. From software engineer and "advanced amateur planetary image processor" Björn Jónsson: The time covered is 09:35...

Fast and Light to Pluto – The New Horizons spacecraft’s flyby

From The New York Times' Out There series, get a deeper understanding of the New Horizons spacecraft's mission, history, and July 14, 2015 flyby of Pluto, a historic and illuminating glance at the last of our solar sy...

Explore the Science Behind Fireworks—and the Galaxy

When you watch fireworks burst with color, you're seeing examples of how stars and galaxies work: Blues from copper, yellows from sodium, bright whites from aluminum, barium greens, and reds made from strontium... The...

Taking the very first picture of a black hole – Black Hole Hunters

From the excellent Out There series from The New York Times: Black Hole Hunters, the story of the Earth-sized array of observation stations synchronized to capture Sagittarius A*, the astronomical radio source at the ...

The Hubble Space Telescope Reflects the Cosmos

"When the Hubble Space Telescope was launched from the Space Shuttle Discovery in 1990, NASA called it the greatest advance in astronomy since Galileo. Instead, within days it became a laughing stock. Hubble had an ei...

Lunar eclipse – Time lapse and real time videos

During a total lunar eclipse, the Earth's shadow falls upon on a full moon. The sun's light is blocked, turning the moon red. This is called a Blood Moon, and the next one will occur on April 4th, 2015 at 4:58am PST, ...

The science of solar eclipses: How do solar & lunar eclipses work?

How do solar & lunar eclipses work? And why don't we get eclipses every month? This Vox explainer is packed full of really interesting information about the remarkable science of solar eclipses. Find out how 5.1 d...

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