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A big, bad nuclear boom on Mars?

A big, bad nuclear boom on Mars?

IT’S a favourite among Red Planet conspiracy theorists: That a massive nuclear war scorched Mars lifeless. Now a new photo is being bandied about as “evidence”.

Space
This image shows the huge galaxy cluster MACS J1149+2223, whose light took over 5 billion years to reach us. The huge mass of the cluster and one of the galaxies within it is bending the light from a supernova behind them and creating four separate images of it. The light has been magnified and distorted due to gravitational lensing and as a result the images are arranged around the elliptical galaxy in a formation known as an Einstein cross. A close-up of the Einstein cross is shown in the inset.

Captured: A twist in space and time

BOOM. Bend. Repeat. The universe doesn’t only have a sense of humour, it’s also a tease. Twists in space and time have given us a four-split view of a supernova. And we’ll get a re-run.

Space
US astronaut Rick Mastracchio takes a

First ever space selfie goes on sale

BUZZ Aldrin called it the “best selfie ever” but as it goes to auction with a collection of vintage photos from the space age, don’t expect to be able to afford it.

Space
This Hubble image shows RS Puppis, a type of variable star known as a Cepheid variable. As variable stars go, Cepheids have comparatively long periods — RS Puppis, for example, varies in brightness by almost a factor of five every 40 or so days. RS Puppis is unusual; this variable star is shrouded by thick, dark clouds of dust enabling a phenomenon known as a light echo to be shown with stunning clarity. These Hubble observations show the ethereal object embedded in its dusty environment, set against a dark sky filled with background galaxies.

Astronomy’s darkest discovery yet

DON’T look now. There’s an entire invisible galaxy lurking right next door. We can’t see it. But the telltale signs of its presence are starting to show…

Space
(FILES) A file handout picture taken on August 12, 2014 shows NASA image from video taken by High Definition Earth Viewing (HDEV) experiment aboard the ISS, mounted on the External Payload Facility of the European Space Agency’s Columbus module, shows the International Space Station (R) as it orbits the Earth. Europe's fifth and last robot cargo ship (ATV) undocked from the International Space Station (ISS), on February 14, 2015. AFP PHOTO / HANDOUT / NASA == RESTRICTED TO EDITORIAL USE / MANDATORY CREDIT:

The drowning that terrifies NASA

A NASA astronaut nearly died in his spacesuit. Two years on, engineers are racing against time to fix the glitch before crucial missions in the coming days.

Space
Would you watch me die on Mars?

Would you watch me die on Mars?

MARS ONE: It’s either the greatest adventure in history, or one of its greatest shams. Soon 24 reality TV contestants will be told they have won a one-way ticket to Mars.

Space
New Zealand. Saucer object photographed while hovering.

Secret UFO reports revealed

MORE than 10,000 declassified UFO reports have been posted online, and alien enthusiasts are excited. Here are five intriguing cases.

Original URL: https://www.news.com.au/technology/science/space/page/57