Scientists describe the findings as unexpected and puzzling, making this discovery a milestone in exoplanet research.

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Physicists have started to treat a once-fringe idea with surprising seriousness: that our entire observable universe might be ...

Unlimited online access to read articles from Financial Post, National Post and 15 news sites across Canada with one account.

The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

Scientists have discovered a giant cosmic filament where galaxies spin in sync with the structure that holds them together.

Readers Edition. This is the (nearly) annual tradition of you, RPS readers, telling us where we went wrong in our annual ...

Solar sails have some major advantages over traditional propulsion methods—most notably, they don't use any propellant. But, ...

A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.

Beneath the moon's cratered surface lie networks of lava tubes and deep pits, natural caves that could shelter future lunar ...

A new study examines structural buckling as a control method for solar sails, detailing kirigami cuts, simulations, and experiments to adjust spacecraft orientation efficiently.