Skip to main content
Donate

Up Next

Celebrate America’s 250th by Star Gazing | June 29 - July 5

Celebrate America’s 250th by Star Gazing | June 29 - July 5

Season 49 Episode 26
1:00
The Summer Triangle is Back | June 22 - June 28

The Summer Triangle is Back | June 22 - June 28

Season 49 Episode 25
1:00
There's a Three Planet Alignment! | June 15 - June 21

There's a Three Planet Alignment! | June 15 - June 21

Season 49 Episode 24
1:00
Venus and Jupiter are Almost Touching! | June 8 - June 14

Venus and Jupiter are Almost Touching! | June 8 - June 14

Season 49 Episode 23
1:00
Why is Venus so Bright? | June 1 - June 7

Why is Venus so Bright? | June 1 - June 7

Season 49 Episode 22
1:00
Look at the Tiny Blue Micromoon! | May 25 - May 31

Look at the Tiny Blue Micromoon! | May 25 - May 31

Season 49 Episode 21
1:00
No Luck With Those Swans? | May 18 - May 24

No Luck With Those Swans? | May 18 - May 24

Season 49 Episode 20
1:00
Zee? Zats the Zenith! | May 11 - May 17

Zee? Zats the Zenith! | May 11 - May 17

Season 49 Episode 19
1:00
Orion's Great Disappearing Act | May 4 - May 10

Orion's Great Disappearing Act | May 4 - May 10

Season 49 Episode 18
1:00
Three Boys of Summer in the Sky | April 13 - April 19

Three Boys of Summer in the Sky | April 13 - April 19

Season 49 Episode 15
1:00
Why Don't We See the Back Side of the Moon? | April 27 - May 3

Why Don't We See the Back Side of the Moon? | April 27 - May 3

Season 49 Episode 17
1:00
Lyrid Meteor Shower and Spring Stars | April 20 - April 26

Lyrid Meteor Shower and Spring Stars | April 20 - April 26

Season 49 Episode 16
1:00
Back to Show
Star Gazers

The Science Behind the Northern Lights

Autumn is a great time to see the northern lights, also known as aurora borealis! Star Gazers host Trace Dominguez breaks down what causes this beautiful phenomenon and why it only happens at the poles. Produced in partnership with Florida Atlantic University
Stream on your TV
Support Provided By
Celebrate America’s 250th by Star Gazing | June 29 - July 5
1:00
Season 49 Episode 26
Celebrate America’s 250th by Star Gazing | June 29 - July 5
Star Gazers STGZ619 June 29 - July 5, 2026 “Celebrate America’s 250th by Star Gazing”
The Summer Triangle is Back | June 22 - June 28
1:00
Season 49 Episode 25
The Summer Triangle is Back | June 22 - June 28
Star Gazers STGZ618 June 22-28, 2026 “The Summer Triangle is Back June 2026”
There's a Three Planet Alignment! | June 15 - June 21
1:00
Season 49 Episode 24
There's a Three Planet Alignment! | June 15 - June 21
Star Gazers STGZ617 June 15-21, 2026 “There's a Three Planet Alignment! June 2026”
Venus and Jupiter are Almost Touching! | June 8 - June 14
1:00
Season 49 Episode 23
Venus and Jupiter are Almost Touching! | June 8 - June 14
Star Gazers STGZ616 June 8-14, 2026 “Venus and Jupiter are Almost Touching! June 2026”
Why is Venus so Bright? | June 1 - June 7
1:00
Season 49 Episode 22
Why is Venus so Bright? | June 1 - June 7
Star Gazers STGZ615 June 1-7, 2026 “Why is Venus so Bright? June 2026”
Look at the Tiny Blue Micromoon! | May 25 - May 31
1:00
Season 49 Episode 21
Look at the Tiny Blue Micromoon! | May 25 - May 31
Star Gazers STGZ614 May 25-31, 2026 “Look at the Tiny Blue Micromoon! May 2026”
No Luck With Those Swans? | May 18 - May 24
1:00
Season 49 Episode 20
No Luck With Those Swans? | May 18 - May 24
Star Gazers STGZ613 May 18-24, 2026 “No Luck With Those Swans? Then I Can Help!”
Zee? Zats the Zenith! | May 11 - May 17
1:00
Season 49 Episode 19
Zee? Zats the Zenith! | May 11 - May 17
Star Gazers STGZ612 May 11-17, 2026 “Zee? Zats the Zenith!”
Orion's Great Disappearing Act | May 4 - May 10
1:00
Season 49 Episode 18
Orion's Great Disappearing Act | May 4 - May 10
Star Gazers STGZ611 May 4-10, 2026 “Orion's Great Disappearing Act May 2026”
Why Don't We See the Back Side of the Moon? | April 27 - May 3
1:00
Season 49 Episode 17
Why Don't We See the Back Side of the Moon? | April 27 - May 3
Star Gazers STGZ610 April 27 - May 3, 2026 “Why Don't We See the Back Side of the Moon?”
Lyrid Meteor Shower and Spring Stars | April 20 - April 26
1:00
Season 49 Episode 16
Lyrid Meteor Shower and Spring Stars | April 20 - April 26
Star Gazers STGZ609 April 20-26, 2026 “Lyrid Meteor Shower and Spring Stars”
Three Boys of Summer in the Sky | April 13 - April 19
1:00
Season 49 Episode 15
Three Boys of Summer in the Sky | April 13 - April 19
Star Gazers STGZ608 April 13-19, 2026 “Three Boys of Summer in the Sky”
Show more
Active loading indicator