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.
Northern lights forecasts, alerts, and geomagnetic storm warnings - live updates
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.
Night sky for tonight: Visible planets, stars and more in this evening's sky
Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.
Saturn: Everything you need to know about the sixth planet from the sun
Reference Saturn is the sixth planet from the sun and the second-largest planet in the solar system. We explore this gas giant in more detail here.
Strongest solar flare of 2025 erupts from sun, sparking radio blackouts across Europe, Asia and the Middle East (video)
X2.7-class eruption from sunspot AR4087 disrupts radio signals as the active region rotates toward Earth, raising the risk of more flares ahead.
Watch the sun unleash 600,000-mile-long eruption in fiery outburst (video)
Solar material from the eruption will likely miss Earth.
What is dark matter?
Reference Roughly 80% of the mass of the universe is made up of dark matter, a material that scientists cannot directly observe. So why do scientists think it dominates?
Full moon calendar 2025: When to see the next full moon
Reference The full moon happens about once a month. Find out when.
Special relativity explained: Einstein's mind-bending theory of space, time and light
Einstein's paper on special relativity revolutionized light, light speed, matter and energy with a deceptively simple equation.
I went to STARMUS La Palma for science and music — I came back in love
On a volcanic island under some of the darkest skies on Earth, I rediscovered the night sky and came home with a new view of our universe.
Sun unleashes jaw-dropping filament eruption — but Earth dodges the blast (photo)
GOES-19 satellite captures breathtaking footage as a towering solar filament erupts over the sun's eastern limb.
Northern lights (aurora borealis): What they are and how to see them
Reference The northern lights are one of the most mesmerizing natural wonders you can witness firsthand.
Solar system guide: Discover the order of planets and other amazing facts
Reference Explore the eight (or nine) planets of the solar system in order from nearest to the sun and discover the many wonders of our solar system along the way.
Meteor showers 2025: When, where and how to see the best 'shooting stars' of the year
Reference Our meteor showers 2025 calendar tells you everything you need to know about upcoming meteor showers, including where and when to see them.
New moon calendar 2025: 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.
Earth Day: What is it and why does it matter?
Reference Earth Day highlights the actions we can take to address environmental problems.
21 amazing dark sky reserves around the world
Reference The International Dark-Sky Association (IDA) is working to preserve the night sky. Here's a look at its 21 certified dark sky reserves around the world.
When is the best time to see the Lyrid meteor shower 2025?
Find out the best time to view the Lyrid meteor shower 2025 to make the most of the springtime shooting stars.
Rare 'cannibal' solar eruption sparks severe geomagnetic storm and stunning auroras (photos)
The solar eruption set Earth's skies ablaze, with vibrant auroras visible across the Northern and Southern Hemispheres.
Where to see the Lyrid meteor shower 2025: Top viewing tips
Here's how and where to see the Lyrid meteor shower in 2025, which is active between April 16-25 and peaks on April 22.
Aurora alert! Powerful geomagnetic storm could spark northern lights as far south as Illinois and Oregon tonight
Heads up aurora chasers! Powerful geomagnetic storm conditions could trigger northern lights at mid-latitudes overnight as a CME impact is detected and more could be on the way.
April's Full Pink Moon captivates skywatchers worldwide with dazzling 'micromoon' show (photos)
Skywatchers around the world turned their heads — and lenses to the skies to capture the beauty of April’s full Pink Moon — 2025's only micromoon.
Rare double solar blast unleashes 2 CMEs towards Earth — auroras possible April 16
Double solar eruptions could spark G2 geomagnetic storms and auroras above northern U.S. states on April 16. Keep your eyes on the skies!
