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Solar System

Life may be common in the Milky Way, thanks to comet swapping

And Earth may be one of the primary donor worlds

Astronomy

How often does space rock hit the Earth’s atmosphere?

Space rock could be making its way through the Earth’s atmosphere more than we realise

Solar System

What colour are comets when they are not near the Sun?

Do comets look as vibrant when they’re not getting a helping hand from the Sun?

Solar System

Landslides and avalanches may be keeping comets active

Mass-wasting activities continuously expose fresh ice on a comet’s surface, thus keeping the comet active over long periods

Solar System

New release: ESA completes Rosetta spacecraft’s image archive

The last installment includes the iconic images of finding lander Philae and the orbiter’s final descent to Comet 67P’s surface

Solar System

Comet 67P could be younger than first thought

Computer simulations, combined with data from the Rosetta spacecraft, demonstrate that the comet could have been created after the formation of our Solar System

Solar System

Ceres’ organic material most likely made by dwarf planet

After ruling out the transportation of substances by asteroids and comets, scientists conclude that organics likely originate from Ceres

Deep Space

Mysterious ‘alien megastructure star’ could be caused by dust

Tabby’s Star has baffled astronomers for years, as it shows completely unexpected light variation

News

‘Wow!’ signal mystery finally solved

This signal detected in 1977 had gone unexplained until now, as scientists now confirm it’s from a comet

News

FREE PREVIEW: All About Space issue 61

Find out if the Higgs boson will destroy the universe in the latest issue of All About Space – out now!

News

Asteroid-hunting space telescope discovers two potential comets

NASA’s NEOWISE mission has found some celestial objects travelling through our neighbourhood, including one on the blurry line between asteroid and comet

News

Chemicals on comets provide clearer snapshot of a young Solar System

These primordial bodies contain material largely unchanged from the birth of the Solar System some 4.6 billion years ago

Astronomy

NIGHT SKY: Don’t miss this year’s “better-than-average” Perseids

The meteor shower could put on an even more impressive show thanks to comet Swift-Tuttle getting gravitational assistance from Jupiter

News

Rosetta solves the mystery of how comets are born

Detailed analysis of data collected by the ESA mission show that they are the ancient leftovers of early Solar System formation

News

Astronomers find evidence for comets in a distant solar system

The organic molecule methyl alcohol, or methanol, has been found in the TW Hydrae protoplanetary disc

News

Hubble provides closest-ever images of Comet LINEAR

Using the space telescope, astronomers have captured images of the comet just after a close encounter with Earth on 21 March

News

New meteor shower prompts watch for “potentially hazardous comet”

A new network of video surveillance cameras in New Zealand detected a surprise meteor shower on New Year’s Eve

News

Collision gave Comet 67P its ‘rubber duck’ shape, say Rosetta scientists

A low-speed smash up between two comets gave rise to the distinctive appearance of Comet 67P/Churyumov-Gerasimenko

News

FREE PREVIEW: All About Space issue 42

We take a brand new breathtaking tour of dwarf planet Pluto in the latest issue

Deep Space

How do we know Kepler-78b is a planet?

How do we know for sure that this distant world is an exoplanet and not a comet or an asteroid?

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