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A person standing on a rock looks up at a green night sky with streaks of light showing a meteor shower overhead

Geminid meteors streak under green sky | Space photo of the day for Dec. 19, 2025

By Kenna Hughes-Castleberry published

Astrophotographer Josh Dury has captured the beauty of the Geminids in this stunning timelapse exposure.

Meteors & Meteor Showers
A woman is looking at her mobile phone while wearing a hoodie in front of a city skyline at dusk. The Space.com logo is in the top left corner.

Traveling over the holidays? Maximize your online safety with our exclusive 72% discount on Norton VPN

By Alexander Cox published

Deals A VPN provides vastly improved online security for your device and can unlock streaming content from back home. Our exclusive Norton VPN deal saves you 72%.

Deals
A hand is holding a mobile phone with a VPN on while a laptop with the same VPN screen is in the background, on a plain surface.

Best VPN services we recommend 2025

By Alexander Cox published

A VPN is a great tool for online safety and streaming, and ensuring content won't be geo-locked on your travels. These are the six best options out there.

Technology
Innospace team members together with officials from the Brazilian Air Force and the Brazilian Space Agency pose with the company’s first commercial launch vehicle Hanbit-Nano at the Alcântara Space Center in Brazil.

Watch South Korean startup Innospace attempt its 1st-ever orbital launch today

By Andrew Jones published

The South Korean startup Innospace will attempt its first orbital launch from Brazil's Alcântara Space Center on Friday (Dec. 19), and you can watch the action live.

Launches & Spacecraft
A white light of the comet 3I/ATLAS is surrounded by a blue glow against a black background

Latest Comet 3I/ATLAS news: Comet close approach today

By Tariq Malik, Daisy Dobrijevic, Anthony Wood last updated

Friday, Dec. 19, 2025: Your daily feed for the holiday flyby of interstellar comet 3I/ATLAS by Earth.

Comets

Farewell, comet 3I/ATLAS! Interstellar visitor heads for the outer solar system after its closest approach to Earth

By Robert Lea published

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system.

Comets
A series of four photos, one large one on the right and three stacked on the left showing various dots of comet 3I/ATLAS

How interstellar comet 3I/ATLAS went from routine discovery to viral obsession in 2025

By Brett Tingley published

For one, it came down to timing.

Comets
graphic with night sky in large font and silhouettes of people below looking up at the night sky.

Night sky tonight and the weekend: See the winter Milky Way shine in a moonless sky

By Jamie Carter last updated

Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.

Stargazing

Aurora forecast for Dec. 19-21 - Quiet nights ahead, with a watch on late-weekend changes

By Daisy Dobrijevic last updated

The latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.

Auroras

What time will interstellar comet 3I/ATLAS be closest to Earth today?

By Daisy Dobrijevic last updated

NASA JPL pinpoints the moment the interstellar visitor passes closest to our planet.

Comets
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