solar wind
Solar Orbiter’s Pictures of the Sun are Every Bit as Dramatic as You Were Hoping
On March 26th, the ESA's Solar Orbiter made its closest approach to the Sun so far. It ventured inside Mercury's…
The Strange Swirls on the Lunar Surface are Somehow Related to Topography
The Moon is the most studied object in space. But our nearest neighbour still holds a few mysteries. One of…
Parker Solar Probe Flies Through the Sun’s Outer Atmosphere for the First Time
For the first time ever, a spacecraft has flown through the Sun’s outer atmosphere. The Parker Solar Probe passed through…
Did the Earth’s Water Come From the Sun?
Where did Earth's water come from? Comets may have brought some of it. Asteroids may have brought some. Icy planetesimals…
There are Particles of 4.5 Billion-Year-old Solar Wind Trapped Inside the Earth
Scientists have found the unmistakable presence of certain isotopes in an iron meteorite. Since these meteorites are thought to leftover…
Researchers Discover the Source of the Sun’s Most Dangerous High-Energy Particles
Sometimes the sun spits out high-energy particles which slam into the Earth, potentially disrupting our sensitive electronics. New research has…
ESA’s Solar Orbiter ‘Hides’ Behind the Sun
A deep-space mission is about to pull a ‘vanishing act,’ through mid-February, as the European Space Agency’s Solar Orbiter (affectionately…
The Earth’s Magnetosphere Might be Creating Water on the Moon
There's no doubt that the Moon has water on its surface. Orbiters have spotted deposits of ice persisting in the…
Venus Held Onto its Water Surprisingly Well During its History
A new study by a Swedish astrophysicist shows that Venus is not likely to have lost its water to space,…
This is What the Solar System Really Looks Like
At first glance, it looks like something from an alien autopsy. A strange organ cut from a xenomorph's thorax, under…