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Black Holes Merge: A Historic Spacetime Event

Samil Cabrera on Instagram: "Tonight’s full Harvest Supermoon  This moon is the first of three back-to-back supermoons this year. A supermoon happens when the moon reaches perigee, or its nearest point to our planet, making it appear larger and fuller. I captured this image at 11:00 p.m. ET, when the Moon was 100% illuminated from my location. #harvestmoon #supermoon #fullmoon #stars #space #viralreel #sonyalpha"

Jose Huaylinos on Instagram: "This October 2025, the night sky is putting on a spectacular show that you won’t want to miss. From seeing another galaxy to a brilliant supermoon and a meteor shower, there are so many reasons to look up."

Star Walk 2 — Best Astronomy App  on Instagram: "2025’s First Supermoon!  On October 7, look up to see the year’s first Supermoon, glowing in the constellation Pisces. It will appear about 13% brighter and nearly 7% larger than a typical Full Moon. Check out the video to learn about the Supermoon phenomenon and how to catch the Full Moon at its most magical.  #moon #supermoon #supermoon2025 #fullmoon #StarWalk"

Space | Cosmos | Galaxy on Instagram: "How big is the sun compared to the Earth? Well, see for yourself 🤯 Let's explore @spaceinnutshell ❤️ Video Credits: spaceslices The Sun is an awe-inspiring celestial object that serves as the central powerhouse of our solar system. Its immense size in comparison to Earth is truly staggering and is a testament to the grandeur of the universe. Let's dive into a detailed analysis of the true size of the Sun compared to the Earth: 👉🏽Diameter: The Sun's diame

Scientific American on Instagram: "If you look up at the sky tonight, you might see two rare things at once: a comet AND a meteor shower.  Learn more about the two astronomical events at the link in our bio.  Clara Moskowitz ️ Carin Leong  Amanda Montañez; Source: Stellarium with additions by Bob King (reference)  Brennan Gilmore, Getty Images ✏️ Dan Falk #comet #meteorshower #space #astronomy #science"