Latest articles by Daisy Dobrijevic
What is the moon phase today? Lunar phases 2025
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.
Quadrantid meteor shower: When, where & how to see it in 2026
Reference The Quadrantid meteor shower peaks on Jan.3-4 and is active between Dec. 28 and Jan. 12. Our guide tells you how and where you can see the Quadrantid display.
Northern lights chances rise for Christmas as space weather remains unsettled
Fast solar wind and a possible glancing blow from a coronal mass ejection could spark auroras over Christmas.
Aurora forecast for Dec. 24 - Fast solar winds keep aurora activity possible this Christmas
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.
Santa's sleigh or the International Space Station? How to spot a bright Christmas flyby Dec. 24 and 25
Early risers across North America and Europe may spot a bright, silent light gliding across the Christmas sky — and it just happens to coincide with an ISS flyby.
Northern lights may be visible in 10 states Dec. 23-24
Auroras may be visible from Alaska to Idaho as incoming speedy solar wind continues to buffet Earth's magnetic field.
New moon calendar 2026: When is the next new moon?
Reference Discover what a new moon is and when the next new moon will occur with our new moon 2025 guide.
Winter solstice 2025 marks the shortest day of the year in the Northern Hemisphere today
Today marks the shortest day and longest night of the year as the sun reaches its lowest point in the Northern Hemisphere sky.
2 of Earth's rarest lightning phenomena captured simultaneously in once-in-a-lifetime photo
A photographer in Italy captured an ultra-rare elve and red sprite flashing above the Alps in a single breathtaking moment.
Latest Comet 3I/ATLAS news: Comet close approach today
Friday, Dec. 19, 2025: Your daily feed for the holiday flyby of interstellar comet 3I/ATLAS by Earth.
NASA's Artemis 2 mission: Everything you need to know
Reference Artemis 2 is the second scheduled flight of the Artemis program and the first crewed Artemis mission that will send four astronauts around the moon.
Starlink satellite train: how to see and track it in the night sky
Reference Starlink satellites are visible from Earth, you just need to know when and where to look.
Starlink satellites: Facts, tracking and impact on astronomy
Reference Starlink satellites have been developed by SpaceX to provide internet to remote locations. Here we explore the controversial megaconstellation in more detail.
What time will interstellar comet 3I/ATLAS be closest to Earth today?
NASA JPL pinpoints the moment the interstellar visitor passes closest to our planet.
Watch interstellar comet 3I/ATLAS make its closest approach to Earth in free livestream on Dec. 19 after rain delay
The livestream will now begin Friday at 11 p.m. EST, Dec. 19 (0400 GMT on Dec. 20), weather permitting, after rain prevented a broadcast on Thursday night.
Interstellar comet 3I/ATLAS makes its closest approach to Earth tonight: Here's what you need to know
The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close.
Night sky tonight: Catch the mighty hunter Orion shine in the southeast on Dec. 17
Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.
Asteroid belt — What it is, where it is and how it formed
Reference Most asteroids orbit between Mars and Jupiter in the main asteroid belt. But some space rocks stray out of the main belt and threaten Earth.
When is the best time to watch the Geminid meteor shower tonight?
The Geminid meteor shower peaks overnight tonight. Here's when to look for the most shooting stars — and where to aim your gaze.
The summer solstice: What is it and when does it occur?
Reference The summer solstice marks the start of astronomical summer and the longest day of the year. Here we explore when the summer solstice occurs and why.
When is the winter solstice and what happens?
Reference Winter Solstice has long marked a time of rebirth, behind it are fascinating astronomical events.
Ursid meteor shower 2025: Everything you need to know
Reference This low-key meteor shower is well worth a watch.
Northern lights may be visible in 15 states Dec. 9
Auroras may be visible from Alaska to New York as an incoming coronal mass ejection is expected to slam into Earth today.
