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13,789,602 results
Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, ...
5,212,761 views
10 years ago
Embark on a fascinating journey through the wonders of our universe in this mind-expanding exploration of celestial marvels and ...
1,924,369 views
1 year ago
Today Phil explains how telescopes work and offers up some astronomical shopping advice. Check out the Crash Course ...
1,602,202 views
Astronomers look beyond the thin veneer of the atmosphere protecting life on Earth to discover what lies beyond. Now we must ...
10,174 views
2 years ago
Today on Crash Course Astronomy, Phil invites you to head outside and take a look at all the incredible things you can see with ...
2,145,864 views
How Big is The Universe? We begin at the familiar blue and green orb we call home and zoom out to explore the vastness of ...
9,451,136 views
In order to understand how we study the universe, we need to talk a little bit about light. Light is a form of energy. Its wavelength ...
2,571,448 views
9 years ago
A strange visitor from beyond our solar system zoomed past Earth in 2017, leaving scientists puzzled. Join us in this Supercut as ...
1,165,304 views
2 days ago
Live at 9.
24 views
We've covered a lot of incredible stuff, but this week we're talking about the weirdest objects in space: BLACK HOLES.
2,751,628 views
Who we are? Where do we come from and where are we going? How and why was the Universe born? These are some of the ...
128,209 views
4 years ago
Today Phil's explaining the stars and how they can be categorized using their spectra. Together with their distance, this provides a ...
2,048,364 views
---------------------------------------------------------------------------------- What's the difference between an astronomer and an astrophysicist?
74,580 views
5 years ago
For most of human history, understanding the night sky was not the preserve of scientists, but a precious tool for our survival.
13,154 views
4 months ago
There are many famous astronomers throughout history. This video introduces six of these famous stargazers chronologically and ...
720 views
5 months ago
A team of astronomers have detected what they call the most promising signs to date of a possible biosignature, or signs of past or ...
1,158,288 views
7 days ago
Tens of thousands of years ago, First Nations Australians looked up on pristine dark skies and formed a complex understanding of ...
682 views
When Starliner astronauts Barry "Butch" Wilmore and Sunita Williams were launched into space in June 2024, they were planning ...
9,952 views
1 month ago
A early look inside the new Astronomy Discovery Center at Lowell Observatory in Flagstaff.
3,198 views
In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You'll see four of the five ...
834 views
2 months ago
Friday night, seven planets will align in a 'planetary parade.' Astronomer Mark Hammergren joins the WGN Early Morning News to ...
14,577 views
Astronomers studying a massive planet more than a hundred light-years from Earth have come across a major hint, showing there ...
5,049 views
Now that we've finished our tour of the planets, we're headed back to the asteroid belt. Asteroids are chunks of rock, metal, or both ...
1,270,453 views
Astronomers say they have discovered "the strongest evidence yet" of life on a distant planet, although, they stress that more ...
14,153 views
The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you.
1,918,162 views
If you think scientists lead boring, monotonous lives, you must not know about Tycho Brahe. The 16th century astronomer who ...
516,870 views
Saturn is the crown jewel of the solar system, beautiful and fascinating. It is a gas giant and has a broad set of rings made of ice ...
1,571,993 views
Everyone in this video was tested for COVID-19. We will continue to adhere to local guidelines and safety precautions for the ...
2,209,073 views
3 years ago
How do astronomers make sense of the vastness of space? How do they study things so far away? Today Phil talks about ...
1,978,308 views
