Εμφάνιση αναρτήσεων με ετικέτα Διάστημα. Εμφάνιση όλων των αναρτήσεων
Εμφάνιση αναρτήσεων με ετικέτα Διάστημα. Εμφάνιση όλων των αναρτήσεων

Δευτέρα 18 Μαΐου 2026

Δευτέρα 2 Φεβρουαρίου 2026

Δευτέρα 19 Ιανουαρίου 2026

Δευτέρα 1 Δεκεμβρίου 2025

Δευτέρα 21 Ιουλίου 2025

Δευτέρα 14 Ιουλίου 2025

Δευτέρα 7 Ιουλίου 2025

Δευτέρα 23 Ιουνίου 2025

W5: Pillars of Star Formation

Image Credit: NASA, WISE, IRSA; Processing & Copyright : Francesco Antonucci

Explanation: How do stars form? Images of the star forming region W5 like those in the infrared by NASA's Wide Field Infrared Survey Explorer (WISE, later NEOWISE) satellite provide clear clues with indications that massive stars near the center of empty cavities are older than stars near the edges.

Δευτέρα 20 Ιανουαρίου 2025

Comet ATLAS Rounds the Sun



Image Credit: NASA, SOHO Spacecraft, LASCO C3; Processing: Rolando Ligustri

Explanation: Why does Comet ATLAS have such colorful tails? Last week Comet C/2024 G3 (ATLAS) passed its closest to the Sun -- well inside the orbit of Mercury -- and brightened dramatically. Unfortunately, the comet was then so angularly near the Sun that it was very hard for humans to see.

Δευτέρα 9 Δεκεμβρίου 2024

Pleiades: The Seven Sisters Star Cluster



Image Credit & Copyright: Francesco Pelizzo

Explanation: Have you ever seen the Pleiades star cluster? Even if you have, you probably have never seen it as large and clear as this. Perhaps the most famous star cluster on the sky, the bright stars of the Pleiades can be seen with the unaided eye even from the depths of a light-polluted city.