Category: Earth

Japanese are working on developing technology to transmit…

Japanese are working on developing technology to transmit electricity wirelessly. Their goal is to transmit energy from orbiting solar panels to Earth by microwave/laser. They have successfully transmitted 10 kw of energy 500 meters away.

Photo : Japanese Space Agency

The moon is 1/400th the size of the sun but also 1/400th the…

The moon is 1/400th the size of the sun but also 1/400th the distance from Earth which results in the moon and the sun being the same size in the sky, a coincidence not shared by any other known planet-moon combination.

The moon is 1/400th the size of the sun but also 1/400th the…

The moon is 1/400th the size of the sun but also 1/400th the distance from Earth which results in the moon and the sun being the same size in the sky, a coincidence not shared by any other known planet-moon combination.

There is an official world record for time traveling. It’s…

There is an official world record for time traveling. It’s held by cosmonaut Sergei Krikalev, who has spent 803 days total in orbit around Earth. According to Einstein’s theories of relativity, this would mean Sergei effectively has travelled about 0.02 seconds forward in time.

Photo : NASA / wikimedia

It’s been estimated that there are more stars in the Universe…

It’s been estimated that there are more stars in the Universe than there are grains of sand on earth, but there are more atoms in one grain of sand than there are stars in the Universe.

Earth is the only known planet where fire can burn. No other…

Earth is the only known planet where fire can burn. No other known planet has enough oxygen.

This is the asteroid known as (Bennu), it’s estimated to…

This is the asteroid known as (Bennu), it’s estimated to hit Earth in the year of 2135.

Charlie Duke left a family photo on the Moon on April 23, 1972….

Charlie Duke left a family photo on the Moon on April 23, 1972. On the back side of the photo, a message reads: “This is the family of astronaut Charlie Duke from planet Earth who landed on the moon on April 20, 1972.”

NASA emailed a wrench to space. An astronaut working on the…

NASA emailed a wrench to space. An astronaut working on the International Space Station needed a tool he didn’t have, so NASA designed one with computer software and emailed the file to him. He then used a 3D printer to create the first object ever designed on Earth and made in space.

There’s a full-time job for defending our planet from aliens….

There’s a full-time job for defending our planet from aliens. NASA’s official title for this position is ‘Planetary Protection Officer’, and it’s existed since after the US signed the Outer Space Treaty in 1967. The job involves keeping Earth and other planets safe from contaminates, and it pays up to $187k.