Mark Gross Century 21 Astro

10/12/2026

Join us on Saturday, October 31st, 2026, from 6:00 pm to 8:30 pm for a night of music, candy, costume contests, food trucks, laser tag, and decorated trunk or treat vehicles!

10/12/2026

10/12/2026

Call…Mark Gross for Your Sold Sign!!!
562-397-6420

09/26/2026

09/17/2026

🎉 Celebrate Hispanic Heritage Month with the City of Artesia! 🎶🌺

Join us for our Hispanic Heritage Celebration at AJ Padelford Park! Bring the whole family for an evening celebrating Hispanic culture and community with live music, cultural performances, games, food, and vendors.

📅 Friday, September 18
⏰ 6:00–8:00 PM
📍 AJ Padelford Park | 11870 169th Street, Artesia

🎶 Live Music & Performances
🎯 Family-Friendly Games
🌮 Food & Vendors
🎉 FREE community celebration!

Come enjoy a fun evening with family, friends, and neighbors as we celebrate the rich traditions and culture of Hispanic Heritage Month. Free food will be available while supplies last!

Special thanks to Los Angeles County Supervisor Janice Hahn for helping sponsor this community celebration.

09/13/2026

Astronomers first spotted Pluto in 1930 as a tiny speck of light on the outer edges of our solar system. Because it sits billions of miles away, the dwarf planet must travel along an incredibly massive and sluggish path around the Sun. Completing just one single journey takes Pluto roughly two hundred and forty-eight Earth years, meaning it has not even finished a half orbit since its discovery.

We will not see Pluto return to its original discovered position to finish a full orbit until the year 2178. The extreme length of this cosmic year is dictated by fundamental physics, as objects farther from the Sun experience weaker gravitational pulls and move much slower. This creates a fascinating reality where entire human lifespans and historical eras pass by while Pluto experiences just a fraction of its seasonal cycle.

Pluto does not travel in a neat circular ring on the same flat plane as Earth and the other major planets. Its path is highly elliptical and tilted at a steep angle, meaning it actually swoops inside the orbit of Neptune for a twenty year stretch of its journey. This stretched, tilted trajectory is a hallmark of objects living out in the Kuiper Belt, a vast ring of frozen debris left over from the formation of the solar system.

Despite physically crossing Neptune's path, the two bodies are completely safe from colliding. They are locked in a gravitational rhythm called an orbital resonance, meaning that for every three trips Neptune makes around the Sun, Pluto completes exactly two. This synchronized cosmic dance was established billions of years ago, allowing the two worlds to constantly avoid each other no matter how their paths overlap.