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SciShow
Rosetta Didn't Find Aliens!
New Horizons went into safe mode and lost a few days of science observations. And there seems to be some confusion over whether there are aliens on Comet 67P.
Crash Course
Meteors
Today Phil helps keep you from ticking off an astronomer in your life by making sure you know the difference between a meteor, meteorite, and meteoroid. When the Earth plows through the stream emitted by a comet we get a meteor shower....
SciShow
A New, Bubbly Origin Story for the Solar System
We might be closer to figuring out how our solar system was born and NASA has two finalists for its next New Frontiers mission.
SciShow
3 Cosmic Time Capsules
Long before we were around, the universe was preserving clues about the distant past, in everything from little balls of carbon to huge groups of stars.
SciShow
The Milky Way Broke Its Arm
The spiral of the Milky Way is not as smooth as we once thought because an arm not so far from home appears to be broken! And we may have discovered the answer to why a local asteroid puts on the appearance of a comet.
SciShow
The Massive Chunk of Metal Hiding in the Moon
The moon's South Pole-Aitken basin is the largest known crater in existence, and there's something big hidden underneath.
SciShow
The Stardust Mission: Collecting Comet Dust in Space
Around 20 years ago NASA launched a spacecraft to study the comet Wild-2. What it brought back would cause scientists to wonder whether the building blocks of life could have arrived at Earth on a comet.
SciShow Kids
Comets and Asteroids!
Our journey through the solar system continues, as Jessi gives you a close look at comets and asteroids!
Crash Course
Comets
Today on Crash Course Astronomy, Phil explains comets. Comets are chunks of ice and rock that orbit the Sun. When they get near the Sun the ice turns into gas, forming the long tail, and also releases dust that forms a different tail....
Curated Video
OTD In Space - January 2: Stardust encounters Comet Wild 2
On January 2, 2004, NASA's Stardust spacecraft flew by comet Wild 2 to collect some comet dust and bring it back to Earth. Stardust was the first robotic sample return mission of its kind. It didn't land on the comet, but it flew close...
Curated Video
Interstellar Comet's Close Approach, Geminid Meteors and more In December 2025 Skywatching
Comet 3I/Atlas will make its closest approach to Earth in December. The Geminid meteor shower peaks this month. Also, see a conjunction of Jupiter and the moon. Credit: NASA/JPL-Caltech
Curated Video
China Launched Tianwen-2 Probe To Collect Samples From An Earth 'Quasi-Moon'
A Chinese Long March 3B rocket launched the Tianwen-2 spacecraft from Xichang spaceport in southwestern China.
The probe will attempt to collect samples from asteroid 2016 HO3 and if all goes well will have the opportunity...
The probe will attempt to collect samples from asteroid 2016 HO3 and if all goes well will have the opportunity...
Curated Video
China's Tianwen-2 Probe To Collect Samples From An Earth Quasi-Moon - Launch Prep Underway
The Tianwen-2 probe is being prepped for launch at the Xichang Satellite Launch Center in southwest China's Sichuan Province.
The probe will "collect samples from the near-Earth asteroid 2016 HO3 and conducting an...
The probe will "collect samples from the near-Earth asteroid 2016 HO3 and conducting an...
Curated Video
How to Say "Would You Like to Dance" in Italian
Howcast - Learn how to say "would you like to dance" in Italian with this Howcast video.
Curated Video
OTD In Space - July 2: Space Probe Launches To Halley’s Comet
On July 2, 1985, the European Space Agency launched the Giotto space probe to get a close-up look at Halley's Comet. Nearly nine months later on March 14, 1986, Giotto became the first spacecraft to observe of a comet up close when it...
Curated Video
Rare phenomena to expect
Uncover rare phenomena to watch for, from breathtaking celestial events to unique natural occurrences!
Curated Video
Highlights From ESA's Rosetta Mission Landing On Comet 67P
The Philae lander from European Space Agency's Rosetta mission's landed on Comet 67P/Churyumov-Gerasimenko. Credit: ESA - European Space Agency
Curated Video
Comet Atlas Travelling Close Into Sun Captured By Spacecraft
Comet C/2024 S1 (ATLAS) has met its demise after traveling too close the sun. Imagers aboard the Solar and Heliospheric Observatory (SOHO) captured the its fateful dive.
Credit: Space.com | ESA/NASA SOHO | edited by Stev
e...
Credit: Space.com | ESA/NASA SOHO | edited by Stev
e...
Curated Video
Comet A3 Photobombs Sun Observatory During Powerful X-Flare
Comet C/2023 A3 (Tsuchinshan-ATLAS) has come within the sights of the ESA/NASA Solar and Heliospheric Observatory. The spacecraft captured a coronal mass ejection generated from a powerful X1.8-class solar flare.
NASA's...
NASA's...
Curated Video
Comet 12P/Pons-Brooks And Jupiter - Sun Observatory Time-Lapse
Comet 12P/Pons-Brooks and Jupiter were seen by NASA's Solar TErrestrial Relations Observatory-A (STEREO-A).<b<br/>r/>
Credit: Space.com | NASA STEREO | edited by Steve Spaleta
Credit: Space.com | NASA STEREO | edited by Steve Spaleta
Curated Video
5000 Comets Discovered Using Space-Based Sun Observatory
Curated Video
OTD In Space - September 11: International Cometary Explorer Completes 1st Comet Flyby
On Sept. 11, 1985, the International Cometary Explorer, or "ICE" became the first spacecraft to fly by a comet.
Originally launched as the International Sun-Earth Explorer-3 in 1978, ICE was one of three spacecraft built for...
Originally launched as the International Sun-Earth Explorer-3 in 1978, ICE was one of three spacecraft built for...
Curated Video
OTD In Space - September 2: Lost and Found! Rosetta Sees Philae Lander On Comet 67P
On Sept. 2, 2016, the European Space Agency finally located Philae, its long-lost comet lander.
Philae is a spacecraft about the size of a washing machine, and it was dropped off at Comet 67P by another spacecraft named...
Philae is a spacecraft about the size of a washing machine, and it was dropped off at Comet 67P by another spacecraft named...
Curated Video
Setting Up a Fish Tank
A perfect kids learning video about animals. We are getting fish! The kids' aunt gifted us a fish tank so we all went to buy pet fish. So much excitement! It is a cold water fish tank so we can only get certain types of fish, manly gold...