There are many worlds and many systems of Universes existing all at the same time, all of them perishable.

— Anaximander 546 BC

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Updated: 3 hours 48 min ago

This Star Wars The Black Series Force FX lightsaber is its lowest-ever price and 55% off for Amazon's Big Spring Sale

Thu, 03/27/2025 - 2:41pm
Sabine Wren's Force FX lightsaber is a huge 55% off for Amazon's Big Spring Sale and it's the lowest price we've ever seen it, better than half price.
Categories: Astronomy

NASA stacks moon-bound Artemis 2 rocket: Space photo of the day

Thu, 03/27/2025 - 1:00pm
The Space Launch System (SLS) core stage and rocket boosters have now been stood up and mated in preparation for NASA's Artemis 2 moon mission.
Categories: Astronomy

Partial solar eclipse 2025 livestreams: Where to watch online for free today (March 29)

Thu, 03/27/2025 - 11:00am
Here's how to watch all the partial solar eclipse action unfold live online.
Categories: Astronomy

Katy Perry, Gayle King blast off on star-studded all-female Blue Origin rocket launch on April 14

Thu, 03/27/2025 - 10:10am
Blue Origin has announced an April 14 liftoff date for its star-studded, all-female NS-31 mission launching on its New Shepard rocket.
Categories: Astronomy

Capturing the cosmos on canvas: How art helps scientists and space agencies communicate with the public

Thu, 03/27/2025 - 10:00am
Astrophysicist and artist Ed Belbruno explains how art helps scientists communicate their work to the public and even discover solutions to spaceflight and astronomy problems.
Categories: Astronomy

Has the sun already passed solar maximum?

Thu, 03/27/2025 - 9:00am
Solar Cycle 25 has surpassed its predecessor — but is the end in sight?
Categories: Astronomy

When's the next 'parade of planets'? The past, present and future of planetary alignments

Thu, 03/27/2025 - 6:00am
Just how rare are planetary alignments?
Categories: Astronomy

Unknown physics may help dark energy act as 'antigravity' throughout the universe

Thu, 03/27/2025 - 5:00am
Dark energy may have a completely unknown aspect of physics acting as an accomplice in its efforts to defy gravity, suppressing the growth of large-scale structures like galaxy superclusters.
Categories: Astronomy

SpaceX launches 27 Starlink satellites to orbit from California, lands rocket at sea (video)

Wed, 03/26/2025 - 6:28pm
SpaceX launched a stack of Starlink internet satellites to orbit from California and returned a booster to Earth Friday afternoon (March 26).
Categories: Astronomy

Hold onto your hats! Is the 'Blaze Star' T Corona Borealis about to go boom?

Wed, 03/26/2025 - 5:00pm
The nova is ignited when a "vampirific" white dwarf steals too much matter from a companion star.
Categories: Astronomy

What will happen during the partial solar eclipse tomorrow?

Wed, 03/26/2025 - 4:00pm
Observers across eastern North America and much of Europe will have front-row seats to the striking partial solar eclipse on March 29. Here's what to expect.
Categories: Astronomy

'What choices do you make when you are turning the moon into cheese?' Author John Scalzi on new novel 'When the Moon Hits Your Eye'

Wed, 03/26/2025 - 3:00pm
John Scalzi cased out the Armstrong Museum before writing "When the Moon Hits Your Eye." The author may have been confused of planning a heist given the way he eyed an Apollo 11 moon rock on display.
Categories: Astronomy

Auroras on ice giant revealed: Space photo of the day

Wed, 03/26/2025 - 2:43pm
The James Webb Space Telescope has captured bright aurora activity on Neptune for the first time.
Categories: Astronomy

Strange sphere-studded rock on Mars found by NASA's Perseverance rover

Wed, 03/26/2025 - 2:00pm
NASA's Perseverance rover has encountered another rock on Mars that has left scientists puzzled.
Categories: Astronomy

Strange red nova deaths of shrouded stars investigated by 'stellar Sherlocks'

Wed, 03/26/2025 - 1:00pm
A group of stellar Sherlocks have solved the mystery of red transient objects that appear and fade in the sky, linking them to the total explosive death of stars.
Categories: Astronomy

1st images of elusive auroras on Neptune revealed by James Webb Space Telescope

Wed, 03/26/2025 - 12:36pm
Using the James Webb Space Telescope, astronomers have captured direct images of Neptune's elusive auroras for the first time.
Categories: Astronomy

Marvel reveals colossal ' Avengers: Doomsday' cast in surprise livestream as production begins, classic X-men lead the charge (video)

Wed, 03/26/2025 - 12:25pm
Earth's Mightiest Heroes are assembling again, as Avengers: Doomsday is finally in production and has unveiled its complete roster.
Categories: Astronomy

What time is the partial solar eclipse today?

Wed, 03/26/2025 - 11:00am
The moon will appear to take a "bite" out of the sun during a deep partial solar eclipse visible across eastern North America and Europe.
Categories: Astronomy

Send in the clones: the 18 most famous clones from sci-fi movies and TV shows

Wed, 03/26/2025 - 10:00am
Robert Pattinson's Mickey is the latest in a long line of duplicates and doppelgangers.
Categories: Astronomy