Tonight
Longest sunsets happen around the solstice
We're talking about the number of minutes it takes for the body of the sun to sink below your western horizon. Fastest at the equinoxes, slowest at the solstices.
Space
Asteroid Psyche: $10,000 quadrillion or rubble pile?
Metal asteroid Psyche was estimated to be worth $10,000 quadrillion. But a new study suggests it's less metallic and more porous than thought. Scientists are calling it a "rubble pile."
Human World
Space

The 1st microsecond of the Big Bang

Researchers used the Large Hadron Collider to investigate the 1st matter formed in the 1st microsecond of Big Bang. They said it had liquid-like properties.
Today's Image

Photos of the moon and the Beehive

Photographers on opposite sides of Earth captured images of the moon and the Beehive star cluster as they paired up in mid-June 2021.
Tonight

Moon sweeps near Regulus June 15 and 16

Regulus is the brightest star in the constellation Leo the Lion. The moon sweeps near it on June 15 and 16, 2021.
Space

Blue Origin’s $28 million ticket to space

On June 12, 2021, Blue Origin ended its auction for a ticket to space. The yet-unnamed winner will join Jeff Bezos in a New Shepard sub-orbital launch July 20.
Earth

Earth’s lopsided core? Strangeness in our planet’s interior

A new computer model suggests Earth's lopsided core growth. That is, the inner core grows faster on one side than the other. Faster cooling on one side of the core helps explain why.
Astronomy Essentials

All you need to know: June solstice 2021

Depending on time zone, the June solstice comes on June 20 or 21. Longest day for the Northern Hemisphere. Shortest day for the Southern Hemisphere. Details here.
Astronomy Essentials
Space

What is a magnetar?

Magnetic magnetars Can you imagine a magnet so powerful that it could wipe every credit card on Earth from a...
Earth

5 satellite images show how fast our planet is changing

Here are 5 satellite images that illustrate how fast Earth is changing.