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We may have spotted a parallel universe going backwards in time

Space

We may have spotted a parallel universe going backwards in time

Strange particles observed by an experiment in Antarctica could be evidence of an alternative reality where everything is upside down

Features

Cecilia Payne-Gaposchkin: The unsung discoverer of star chemistry

Space

Cecilia Payne-Gaposchkin: The unsung discoverer of star chemistry

Culture

Water ice in a crater on Mars

Mars may have had hot springs millions of years ago

News

Asteroid

Life

Dino-killing asteroid choked whole world in dust within a few hours

News

We still don't understand a basic fact about the universe

Space

We still don't understand a basic fact about the universe

Comment

Mysterious crater on Mars could be a good place to look for life

Space

Mysterious crater on Mars could be a good place to look for life

Regulars

Lettuce on the ISS

Space

Lettuce grown on space station is just as good as on Earth

News

Two days remain until the planned liftoff of a SpaceX Crew Dragon spacecraft on the company’s Falcon 9 rocket—the first launch of a commercially built and operated American spacecraft and space system designed for humans. Liftoff is targeted for 2:49 a.m. EST on Saturday, March 2, from Launch Complex 39A at Kennedy Space Center in Florida. The Demo-1 mission to the International Space Station serves as an end-to-end test of the system’s capabilities.

Space

SpaceX plans to send 3 tourists to the space station next year

News

How red is a black hole? The strange reality of what space looks like

Space

How red is a black hole? The strange reality of what space looks like

Features

Rocket start-up Astra tries back-to-back launches to win $12 million

Space

Rocket start-up Astra tries back-to-back launches to win $12 million

A space flight start-up called Astra is about to attempt to launch two small rockets into orbit over a few weeks to win $12 million from the US military

News

Space

First private space rescue mission sees two satellites latch together

News

Space

China’s rover has discovered what lies beneath the moon’s far side

News

Space

The atmosphere gets in the way of the universe’s most amazing objects

Comment

Space

For All Mankind review: A superb alternative history of the space race

Culture