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SEDS Ruhuna – Dedicated to innovation, exploration, and collaboration in the vast frontier of space science and technology. Our passionate team of students strives to inspire curiosity, drive research, and engage the community. From satellite missions to outreach events, we aim to bridge knowledge and opportunity. Together, we dream beyond limits and shape the future among the stars.

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Thursday, August 28, 2025

Manuthi Kasuntha

  • Celestial Objects
  • Planets and Solar System

 The Sun – Heart of the Solar System

The Sun is a G-type main-sequence star (spectral class G2V) positioned at the gravitational center of the Solar System. Composed primarily of hydrogen (~74%) and helium (~24%), it contributes approxim...

Manuthi Kasuntha
August 24, 2025
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  • Celestial Objects
  • Planets and Solar System

🌌Welcome to the Solar System: Our Celestial Neighborhood

Have you ever looked up at the night sky and wondered what lies beyond the stars? ✨ The Solar System is where our journey into space begins — a vast, intricate dance of celestial bodies revolving arou...

Manuthi Kasuntha
August 24, 2025
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SEDS

Reach Out to SEDS Ruhuna

At SEDS Ruhuna, we are committed to empowering students and space enthusiasts through knowledge sharing, innovation, and hands-on experience in space science and technology. Whether you're passionate about astronomy, rocketry, robotics, or simply curious about the universe — you're in the right place.

Email: info@sedsruhuna.org
Call Us: +94 77 555 3787

We’re always excited to connect with new minds. Let’s explore the cosmos together.

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Category List

  • Blog(7)
  • Celestial Objects(4)
  • Did You Know?(2)
  • Missions and Discoveries(3)
  • Observation Tricks and Tips(1)
  • Planets and Solar System(3)
  • Sky This Month(1)

Featured Posts

1
 The Sun – Heart of the Solar System
August 24, 2025
2
🌌Welcome to the Solar System: Our Celestial Neighborhood
August 24, 2025
3
A Tiny Moon, A Big Discovery: Webb Reveals Another Moon Orbiting Uranus
August 20, 2025
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