NASA's APOD Features Complete Sharpless Catalog of Nebulas

VERA Brief

AI-generated. Grounded in the article and its cited sources.

NASA's Astronomy Picture of the Day (APOD) for October 2, 2026, featured the complete Sharpless Catalog. This catalog comprises 313 H II regions, which are areas of interstellar atomic hydrogen found around young, hot stars.

Key facts

• NASA's Astronomy Picture of the Day (APOD) featured the complete Sharpless Catalog on October 2, 2026.
• The Sharpless Catalog is a collection of 313 H II regions.
• H II regions are areas of interstellar atomic hydrogen typically found near clusters of young, hot stars.
• The Sharpless Catalog was first published in 1959.
• The APOD presentation allows for detailed examination and study of these nebulae.