News

That complexity could mean bigger fireworks ahead. With the sunspot now rotating to face Earth, it could pose a threat for stronger space weather events in the coming days. M-class flares, like those ...
By flying closer to the Sun than ever, Parker Solar Probe reveals the chaotic birthplace of solar wind and space storms, ...
It is 4,892 light years from Earth and has a circumference of 5.46billion miles - around 2,000 times that of our sun. It would take a passenger jet 1,100 years to fly round it once.
Learn how to make a scale model of the Sun and the Earth with this guide for KS3 physics students aged 11-14 from BBC Bitesize.
Let's say we want to build a model of the sun and Earth alone. Earth has a radius of about 6,371 kilometers (3,959 miles), but let's represent this with a marble 1 centimeter in diameter.
We see some of our hottest temps when Earth is furthest from the Sun (aphelion) and coolest at the closest to the Sun ...
The objects all have the correct scale - but the Sun is in the wrong place (hopefully, this is obvious). The Earth and moon are the correct distance apart relative to their size.
If we ignore the Earth's motion, we find that the Sun moves relative to the CMB at 368 ± 2 km/s, and that when you throw in the motion of the local group, you get that all of it — the Milky Way ...
On Monday, November 11, Mercury will pass in front of the Sun as seen from Earth. It is known as a transit. It last happened in 2016, but the next one won't happen again until 2032. Catch it if ...
At aphelion, Earth’s distance from the sun is about 94.5 million miles. Six months later, at the start of January in the winter, Earth is at its closest point to the sun at 91.5 million miles ...