Articles on Space

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With giant Saturn hanging in the blackness and sheltering Cassini from the Sun’s blinding glare, the spacecraft viewed the rings as never before. NASA/JPL/Space Science Institute

A brief astronomical history of Saturn’s amazing rings

Although the rings of Saturn may look like a permanent fixture of the planet, they are ever-changing. New analyses of the rings reveal how and when they were made, from what and whether they'll last.
Another reason you don’t want to get too close to a black hole is because of something we call ‘spaghettification’. If this happened to Earth it would be… unpleasant. Shutterstock

Curious Kids: can Earth be affected by a black hole in the future?

If you got too close to a black hole, it would suck you in and you'd never be able to escape, even if you were travelling at the speed of light. This point of no return is called the event horizon.
When it was young, the Sun spun fast – very fast. It would do one rotation in a just one or two Earth days.

Curious Kids: does the Sun spin as well as the planets?

Yes, the Sun absolutely spins. In fact, everything in the universe spins. Some things spin faster than the Sun, some are slower and some things spin 'backwards'.
Ever since the Parkes dish helped broadcast the Moon landings, Australia has been hiding its light under a bushel when it comes to space science. AAP Image/Mick Tsikas

Why isn’t Australia in deep space?

Australia played a vital role in beaming the Apollo 11 Moon landing to the world. But since then we've passed up the opportunity to cement our place in exploring outer space.
Mars should be the next destination for humankind. Gorodenkoff/

Young Americans deserve a 21st-century Moonshot to Mars

Americans need a new multi-decade Moonshot that will inspire several generations to shoot for the stars and pursue careers in space engineering and exploration.
Fifty years ago, on July 20, 1969, humans stepped onto another celestial body and into history. NASA

Mapping the Moon for Apollo

The first humans to land on the Moon, and the team that got them there, get all the glory. But what about the people who laid the foundation for this effort by mapping the Moon? Who were they?

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