Space
Never-before-seen moon spotted around dwarf planet Makemake
Astronomers have previously looked for a satellite orbiting the Kuiper belt object and found nothing, so were surprised when one turned up
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Physics
Water telescope鈥檚 first sky map shows flickering black holes
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Space
Planet Nine might be an exoplanet stolen by the sun
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Space
Lasers could hide Earth from aliens 鈥� or tell them we’re here
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Physics
Long-term view of extreme cosmic burst challenges astronomers
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Physics
Our galaxy’s impossible collision could break gravity
Features
Space
Japanese Hitomi satellite falls silent after taking a tumble
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Physics
Lost Japanese satellite Hitomi shows unexpected signs of life
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Space
Ceres surprises with water ice and colourful bright spots
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Physics
Pluto may have hosted lakes and rivers of liquid nitrogen
Studying how the dwarf planet's climate changed over time shows it once had the right conditions for liquid to flow on its surface - and may still have buried lakes today
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Space
Repeating cosmic radio blast adds mystery to their origins
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Physics
Cosmic radio blast result called into question within days
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Physics
Source of cosmic radio blast tracked down for the first time
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Space
Planet Nine hunters enlist big bang telescopes and Saturn probe
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