Bullseye! Hubble Spots Ripples in Space From a Galaxy Collision
Reported by Universe Today
What happens when one galaxy shoots a bigger galaxy right through the heart? Like a rock thrown into a pond, the smashup creates a splash-up of starry ripples. At least that’s what happened to the Bullseye galaxy, which is the focus of observations m...
- By: Universe Today
- On: Wed, 05 Feb 2025 02:11 +0000
Planetary Alignments and Planet Parades
Reported by NASA
On most nights, weather permitting, you can spot at least one bright planet in the night sky. While two or three planets are commonly visible in the hours around sunset, occasionally four or five bright planets can be seen simultaneously with the naked eye...
- By: NASA
- On: Wed, 05 Feb 2025 01:49 +0000
Gaia Was Right. It Did Find a Planet.
Reported by Universe Today
The ESA’s Gaia mission mapped the positions and velocities of stars with extreme precision by measuring about one billion stars multiple times. It created a massive 3D map of the Milky Way that will pay scientific dividends for years to come. Gaia is...
- By: Universe Today
- On: Tue, 04 Feb 2025 23:51 +0000
Our Best Look at the Cosmic Web
Reported by Universe Today
At first glance the large scale structure of the Universe may seem to be a swarming mass of unconnected galaxies. Yet somehow, they are! The ‘cosmic web’ is the largest scale structure of the Universe and consists of vast networks of interconnected fil...
- By: Universe Today
- On: Tue, 04 Feb 2025 23:35 +0000
NASA Tests in Simulated Lunar Gravity to Prep Payloads for Moon
Reported by NASA
The old saying — “Practice makes perfect!” — applies to the Moon too. On Tuesday, NASA gave 17 technologies, instruments, and experiments the chance to practice being on the Moon… without actually going there. Instead, it was a flight test aboard...
- By: NASA
- On: Tue, 04 Feb 2025 21:04 +0000
How Far Away Could We Detect… Ourselves?
Reported by Universe Today
Revelations from the past can seem quaint once we’ve been living with them for a generation or two. That’s true of the realization in the past that spawned SETI: the Search for Extraterrestrial Intelligence. Humanity realized that if we’r...
- By: Universe Today
- On: Tue, 04 Feb 2025 20:39 +0000