Solar System

What is a solar system? Which planets consist of our solar system? Get the facts about the solar system and all the planets in it here. Jupiter, Earth, does Pluto still count? Find out here.

A Gallery of Amazing Deep Space Images

The Hubble Space Telescope has given us spectacular images of deep space objects that not only have expanded our knowledge of the Universe but shown us its beauty. Here are a few of the most spectacular deep space images HST has given us.

Solar System Image Gallery of Planets and Moons

To the ancients, planets were merely wandering points of light against a backdrop of fixed stars. The only moon they knew was that of our own Earth. With modern technology, we have seen each of these wanderers up close in all their grandeur and beauty.

Buckle Up for a Trip Round the Solar System

Planets and planetoids, asteroids called Trojans and Centaurs, dwarf planets and plutoids, meteors, comets, extra terrestrial volcanoes and volcanoes made of ice! Moonscapes beautifully pockmarked with craters and valleys, and course, our endlessly interesting Sun! Let’s explore the solar system!

How Many Moons Does Mars Have? A Look at Phobos and Deimos

How many moons does Mars have? Generally the answer to this query is a relatively simple one: two. While investigating these two satellites, speculation of sinister artificial origins rose, along with intriguing scientific exploration. No matter what, Phobos and Deimos have fascinated generations.

Learning the Meaning of Density in Earth Science

Small but solid, our Earth is not only a paradise for life but also a place with remarkable physical properties. Despite its small volume, it holds the record of the densest planet in the Solar System, giving us a great opportunity to investigate the meaning of density in earth science.

The Life, Works and Achievements of John Couch Adams

John Couch Adams was a brilliant scientist who made numerous significant contributions to the field of astronomy. We will look at his life and his contributions to the field of astronomy, particularly to planetary science, the Moon and the Leonid meteor shower.

Solar Probe Plus Will Delve Into Coronal Mysteries

NASA’s Solar Probe Plus will become the first spacecraft to plunge into the Sun. It won’t enter the Sun’s surface, but its strange outer atmosphere, the corona, where the temperature is millions of degrees and the solar wind is accelerated to supersonic speeds. Perhaps Plus will tell us why.

Understanding the Barycenter of the Solar System

Barycenter is commonly known as the center of mass. In this article we will explore what the concept of the barycenter is, what the barycenter of the Solar System is and how it influences the other planets and the Earth-Moon system.

Understanding the Escape Velocity of the Earth

What exactly is escape velocity? In this article we will explore what this concept is, how to calculate this velocity for an object and also look at how this velocity varies for different celestial objects.

What Happens at Perihelion and Aphelion?

As the Earth and the other planets of our Solar System orbit around the Sun, they are forcibly confronted with the effects – mild or severe – of their elliptical paths. Read about what happens at perihelion and aphelion and whether these two points are related to the succession of seasons.