Australasian Science: Australia's authority on science since 1938

Out of this World

News from space and astronomy communities around the world.

A Cool Theory about Galaxy Formation

By Dave Reneke

A surprising finding about galaxy formation, and the discovery of starspots on Proxima Centauri.

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Our Solar System Expands

By David Reneke

A new dwarf planet has been identified in our solar system, and a new theory suggests that life on Earth may have developed prematurely from a cosmic perspective.

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Astronomers Pinpoint How Milky Way Was Formed

By Dave Reneke

Astronomers have produced the clearest picture yet of how our galaxy formed more than 13.5 billion years ago.

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The Earth Had Two Moons

By Dave Rebeke

There’s evidence that the Earth once had two moons, while light pollution obscures the Milky Way from one-third of the population.

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A Habitable Planet May Be Just Around The Corner

By David Reneke

Astronomers have discovered the closest habitable planet outside our solar system, and discovered one of the biggest black holes ever.

Astronomers from the University of NSW have discovered the closest potentially habitable planet found outside our solar system so far, orbiting a star just 14 light years away. The planet, more than four times the mass of the Earth, is one of three that the team detected around a red dwarf star called Wolf 1061.

CSIRO Technology behind World’s Largest Telescope

By David Reneke

CSIRO technology is behind the world’s largest single dish radio telescope, and astronomers have found a peanut-shaped galaxy.

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A “Baby Earth” in the Making

Astronomers may have seen a “baby Earth” forming, and have found that Saturn’s moons may be younger than the dinosaurs.

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A New Spin on Star-Forming Galaxies

By Dave Reneke

Astronomers calculate that black holes at the heart of galaxies could swell to 50 billion times the mass of the Sun, and determine why some galaxies are “clumpy” rather than spiral in shape.

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Most Earth-Like Worlds Are Unborn

Credit: ESA/NASA

An artist's impression of innumerable Earth-like planets that have yet to be born over the next trillion years in the evolving universe. Credit: ESA/NASA

Astronomers have peered behind the Milky Way and determined that 92% of habitable planets have not yet been born.

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