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.
Watch comets Lemmon and SWAN make their closest approach to Earth live online on Oct. 20
The livestream is scheduled to start at 1:30 p.m. EDT (1730 GMT) on Oct. 20.
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.
Northern lights may be visible in 15 US states tonight
Auroras may be visible from Alaska to Iowa as geomagnetic storm conditions are predicted for tonight.
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.
Aurora alert! Several coronal mass ejections are racing toward Earth and could spark impressive northern lights this week
Scientists say a train of CMEs could impact Earth's magnetic field Oct. 15–17, bringing a chance of northern lights across northern North America.
Colossal 'hole' in the sun could spark impressive auroras this weekend
The sun's returning coronal hole could stir up geomagnetic storms and dazzling auroras under clear, dark skies this weekend.
Orionid meteor shower 2025: When, where and how to see it
Reference Learn when, where, and how to see the Orionid meteor shower, peaking in late October this year.
Supermoon: what is it and when is the next one?
Reference Learn what makes a supermoon unique, how it impacts the moon's brightness, and when you can catch the next one in our ultimate supermoon guide.
What is quantum entanglement? The physics of 'spooky action at a distance' explained
Reference Quantum entanglement is one seriously long-distance relationship.
Full moon calendar 2025: When to see the next full moon
Reference The full moon happens about once a month. Find out when.
Watch the 1st supermoon of 2025 shine tonight with this free Harvest Moon livestream
Tune in to see this year's first supermoon as it lights up the autumn sky above the Italian countryside.
Northern lights may get stronger within the next 2 years as the sun enters a turbulent decline with a 'last gasp' finale
Auroras aren't over: the sun's decline brings more storms, and a 'last gasp' finale could light up skies in the next 2 years.
Northern lights may be visible in these 12 US states on Oct. 2
Auroras may be visible from Alaska to New York as geomagnetic storm conditions are predicted to continue tonight.
Northern lights may be visible in these 7 US states (and maybe more) on Oct. 1
Auroras may be visible from Alaska to Idaho as geomagnetic storm conditions are predicted to continue tonight.
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.
NOAA's GOES-19 satellite captures rare view of the September partial solar eclipse from space
NOAA's GOES-19 satellite may have captured the first natural solar eclipse from space, with the moon's odd path explained by a spacecraft maneuver.
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.
Annular solar eclipse February 2026: Live updates
The next solar eclipse will be on Feb. 17, 2026.
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.
When is the next solar eclipse?
Reference The next solar eclipse will be on Feb. 17, 2026.
What is a solar eclipse?
Reference A solar eclipse occurs when the moon positions itself between Earth and the sun, casting a shadow over Earth. We explore the type of solar eclipses here.
