Latest articles by Daisy Dobrijevic
The 'Black Knight' satellite: A 120-year-old conspiracy theory
According to conspiracy theorists, the Black Knight satellite is an alien spacecraft orbiting Earth. Here's what's really going on.
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.
'Flying Banana' traveling 125 mph fires laser into sky and catches aurora hunters off guard (video)
"The first time I spotted it, I thought at first it may have been a rare form of blue aurora but then realised it was moving too quickly."
Aurora alert: Incoming solar storm could spark auroras as far south as New York and Idaho this weekend
Aurora chasers, keep your eyes on the skies as we might be in for another show this weekend, albeit slightly smaller than the performances earlier this week.
When will the sun die?
Reference Here we explore why our sun won't live forever and what will happen when it finally runs out of fuel.
Northern lights may be visible from these 13 US States June 1-2
Auroras may be visible from Alaska to Oregon as geomagnetic storm conditions start to wane.
Northern lights may be visible in these 15 US States June 2
Auroras may be visible from Alaska to Massachusetts geomagnetic storm conditions continue.
Northern lights may be visible in these 23 US States June 1
Auroras may be visible from Alaska to Pennsylvania as Earth reverberates from the impact of a speedy solar storm.
Aurora alert: Ongoing powerful geomagnetic storm could spark more northern lights across the US tonight
Northern lights may once again be visible deep into mid latitudes tonight as geomagnetic storm conditions continue to wreak havoc with Earth's magnetic field.
Severe G4 geomagnetic storm sparks northern lights across US and beyond (photos)
The speedy solar storm arrived in style, sparking stunning aurora displays as far south as California and New Mexico.
Northern lights may be visible in these 20 US States May 31
Auroras may be visible from Alaska to Connecticut as speedy solar winds and an incoming CME fuel geomagnetic storm conditions.
Aurora alert: Severe geomagnetic storm could spark northern lights as far south as Alabama and northern California tonight
Attention aurora chasers! Powerful geomagnetic storm conditions could trigger northern lights at mid-latitudes tonight as a coronal mass ejection impact is imminent.
Scientists capture never-before-seen plasma streams and bizarre 'raindrops' in sharpest-ever view of sun's outer atmosphere (video)
Using a newly developed adaptive optics system called Cona, scientists peered through Earth's turbulent air to reveal the sun's corona in astonishing clarity.
Photographer captures ghostly ripples over Colorado night sky. 'It is rare to see it directly overhead and moving like that' (photo)
Aaron Watson captured slightly more than he bargained for when setting up a timelapse to capture airglow and the Milky Way.
Venus, Saturn and the moon dazzle at dawn in 'romantic' photo from Chew Valley Lake (photo)
It was a race against the rising sun as astrophotographer Josh Dury captured a fleeting cosmic moment before dawn’s light washed the scene away.
Chinese rocket dumps fuel over US to paint colossal white streak in the sky (photos)
Skywatchers were left surprised, puzzled and awestruck by a mysterious streak of light slicing through the night sky.
No, solar storms didn't crash Spain's internet — but here's what they can do
'I think it is quite clear that space weather was not the cause of the dramatic power outage in Spain recently'
'We don't know how bad it could get': Are we ready for the worst space weather?
Space weather forecasting doesn't yet command the same resources as Earth weather forecasting, even though the stakes are growing.
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?
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.
