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NASA engineers working on the Voyager 2 spacecraft before its 1977 launch.

10 Interesting Facts About the Voyager 2 Probe

NASA’s Voyager 2 spacecraft embarked on one of the most remarkable journeys in space exploration. Launched in 1977, it became the only spacecraft ever to visit all four giant planets—Jupiter, Saturn, Uranus and Neptune—before continuing …

The Planets of Our Solar System

Peter Christoforou

Our solar system has eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. All eight orbit the Sun in the same general direction, but they are far from being variations of the same …

Sequence showing the Moon changing from crescent through full Moon and back

How Do Moon Phases Work?

James Miller

The Sun always illuminates roughly half of the Moon. So why don’t we always see a half Moon? The answer is that how much of that illuminated half we can see changes as the Moon …

Why Did The Water On Mars Disappear?

James Miller

The red planet has been an object of fascination to us for thousands of years. Going from a god of war to a potential alien world with alien people and large canals to our current …

Oumuamua, Alien Visitors and Occam’s Razor

James Miller

Asteroids are a common objects in our solar system. Most of them originate from the asteroid belt between Mars and Jupiter, followed by the ones that come from the distant Oort cloud that encircles us …

Is a Doomsday Asteroid Heading Towards Earth?

James Miller

Last year was a tough one, loaded with natural and man-made disasters to the point where many people jokingly predicted a giant asteroid hitting Earth for December 2020. Now that we have safely passed into …

100m Liquid Telescope To Be Placed On The Moon

James Miller

An international team of astronomers want to build a 100 meter in diameter telescope on the Moon. No this is not the plot of some sci-fi movie, it is very much something that could happen …

Water Discovered on Sunlit Surface of the Moon

James Miller

NASA’s flying SOFIA telescope has confirmed the presence of water on the Moon’s sunlit surface. This proves that water is not just present in the shadowy craters, but could be all over the lunar surface. …

Dwarf Planet Ceres Found to Be an Ocean World

James Miller

Ceres is the Asteroid belt’s largest object, making up around one third of the total mass or the entire belt. This dwarf planet is the largest remnant of what could have been a planet, had …

Asteroid 2019 OK Missed Hitting Earth By Just 40,000 Miles

James Miller

On July 25th, asteroid 2019 OK flew by Earth at a distance of only 40,000 miles (65,000 kms). Measuring around 330 feet (100 meters) wide, asteroids the size of 2019 OK are relatively common in …