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Rock layers show our sun has been in same cycle for 700 million years

Environment

Rock layers show our sun has been in same cycle for 700 million years

Our star gets more and less active in a repeating cycle that lasts 11 years, and ancient rocks suggest it behaved the same way over 700 million years ago

News

The launch of the Parker Solar Probe

Space

NASA’s Parker Solar Probe is on its way to the sun, via Venus

News

Uranus

Space

Forgotten giants: Why the time is ripe to revisit Uranus and Neptune

Features

The sun shrinks and grows again by 2 kilometres every 11 years

Space

The sun shrinks and grows again by 2 kilometres every 11 years

News

planet

Space

Why weird star systems are where we'll find alien life

Features

Fossil-free Dutch vehicles line up for a cool future

Technology

Fossil-free Dutch vehicles line up for a cool future

Culture

Passing star may have disturbed the solar system billions of years ago

Space

Passing star may have disturbed the solar system billions of years ago

News

We’ve found 12 new moons orbiting Jupiter – and one is probably doomed

Space

We’ve found 12 new moons orbiting Jupiter – and one is probably doomed

News

Solar tornadoes

Space

Tornadoes on the sun could blast hot plasma towards Earth

News

ATCs

Technology

Old Scientist: Glancing at ads from the past

We look back at recruitment advertising in �鶹��ý from 1966, 1987 and 2006, and notice some odd discrepancies between salaries

Regulars

Space

Interstellar visitor ‘Oumuamua may be a comet, not an asteroid

News

Space

The New Horizons probe is awake and ready for its next flyby

News

Space

A day used to be less than 19 hours long 1.4 billion years ago

News

Space

Pluto is not a planet – it's a billion comets squished together

News