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: 10 min 22 sec ago

Spotted! All the best hidden binocular deals this Amazon Prime Day!

11 hours 48 min ago
Many top binoculars from Nikon, Canon and Bushnell are on sale for cheap this Amazon Prime Day.
Categories: Astronomy

My go-to pair of budget binoculars are now even cheaper this Prime Day

Wed, 07/09/2025 - 11:00pm
Explore the night sky with your family — Get the Celestron Cometron 7x50 binoculars for less than $35 this Amazon Prime Day.
Categories: Astronomy

The perfect binoculars for casual stargazing are now under $100 for Amazon Prime Day

Wed, 07/09/2025 - 6:00pm
Grab the Nikon Prostaff P3 10x42 binoculars for $50 savings in this Amazon Prime Day deal!
Categories: Astronomy

Private Ax-4 astronauts aboard ISS are filling their time with science, views of Earth and pierogis (video)

Wed, 07/09/2025 - 6:00pm
As the Axiom-4 mission approaches its two-week mark before returning to Earth, the private space mission crew discusses science and pierogis.
Categories: Astronomy

Scientists discover ice in space isn't like water on Earth after all

Wed, 07/09/2025 - 5:00pm
Scientists had assumed that the ice in space was purely amorphous, but new experiments show it can have a partly crystalline structure similar to ice on Earth.
Categories: Astronomy

NASA's asteroid-crash Earth defense tactic has a complication — DART ejected large boulders into space

Wed, 07/09/2025 - 4:10pm
"You can think of it as a cosmic pool game. We might miss the pocket if we don't consider all the variables."
Categories: Astronomy

Smart telescope, smarter deal — save $600 off the Unistellar eQuinox 2

Wed, 07/09/2025 - 4:00pm
Grab the Unistellar eQuinox 2 (the best smart telescope) for $2199 in this anti-Prime Day deal from BH Photo and Video
Categories: Astronomy

Astronomers trace mysterious blast of X-rays to 'Die Hard' star that refuses to perish (video)

Wed, 07/09/2025 - 2:00pm
Astronomers have traced a mysterious blast of X-rays to a star that, like a cosmic action hero, just refused to die.
Categories: Astronomy

This is the star projector I’d pick for perfect views of the night sky

Wed, 07/09/2025 - 1:00pm
One of the best star projectors, the Pococo Galaxy Star projector, has 24% off this Amazon Prime Day.
Categories: Astronomy

Every living former NASA science chief opposes Trump's proposed budget cuts in letter to Congress

Wed, 07/09/2025 - 1:00pm
The letter warns that the proposed FY2026 budget would halt dozens of missions, gut future programs and threaten U.S. leadership in space science.
Categories: Astronomy

This DJI Mini 4K drone is brilliant for beginners and it's $60 cheaper for Prime Day

Wed, 07/09/2025 - 12:20pm
We gave this entry-level DJI Mini 4K drone a fantastic five stars and now it's an even bigger bargain at 20% off for Prime Day.
Categories: Astronomy

Saturn makes its long-awaited return to the late night sky this week: Here's how to see it

Wed, 07/09/2025 - 12:00pm
The ringed giant had previously risen in the early morning and predawn hours as a "morning star."
Categories: Astronomy

Get up to 37% off with the Best Amazon Prime Day 2025 Lego deals

Wed, 07/09/2025 - 11:00am
We've rounded up the best Amazon Prime Day Lego deals as the annual sales event is in full swing and there are plenty of discounts on offer.
Categories: Astronomy

Who is Mister Terrific, the super-smart hero aiding Lois Lane in James Gunn's 'Superman'

Wed, 07/09/2025 - 11:00am
With a name like Mister Terrific, you better believe this mysterious masked man has a big reputation to live up to!
Categories: Astronomy

I search for deals for a living and I think I've found the best space-themed Amazon Prime Day Lego deal out there — it's 30% off

Wed, 07/09/2025 - 10:40am
Unquestionably, one of the best Amazon Prime Day Lego deals available is 30% off the near-2000-piece Lego Technic NASA Lunar Roving Vehicle.
Categories: Astronomy

Hate Amazon? The best telescope for deep space is cheaper at Adorama this Prime Day

Wed, 07/09/2025 - 10:18am
The telescope we've named best for deep space is cheaper than Amazon and comes with a free eyepiece set and carry case worth $210.
Categories: Astronomy

ISS astronaut spies sunglint from Lake Titicaca | Space photo of the day for July 9, 2025

Wed, 07/09/2025 - 10:12am
The astronaut was able to capture the lake reflecting direct sunlight at the camera.
Categories: Astronomy

It's the cheapest we've ever seen! This Sony A1 camera deal saves over $1,400 — have we just found the best deal of Prime Day?

Wed, 07/09/2025 - 9:50am
If you're looking for a Prime Day camera deal, then getting 22% off the powerhouse that is the Sony A1 could well be what you're after.
Categories: Astronomy

JWST finds cosmic monster ruling tiny early galaxy: Was it forged by black holes from the Big Bang?

Wed, 07/09/2025 - 9:00am
The discovery of a monster-sized black hole in a pristine galaxy unspoiled by stellar death suggests growth via mergers between primordial black holes formed during the Big Bang.
Categories: Astronomy

The 'sound of the Big Bang' hints that Earth may sit in a cosmic void 2 billion light-years wide

Wed, 07/09/2025 - 8:00am
The "Hubble tension," one of the most frustrating and lingering problems in science, could be solved if Earth and the Milky Way sit in a low-density void.
Categories: Astronomy