Happy Earth Day 🌏

Let's protect the planet 🌎

@Astronomy2052

What material would you like to proceed with? 💗

I propose the following:

• Compile a comprehensive list of Astronomy & Astrophysics olympiads from around the world, featuring problems beneficial for NSEA/INAO preparation or open for participation. ⭐️🤖

Prior to this, please review the following message: Click here 🔗

Regards,
@Astronomy2052

BUSTING SPACE MYTHS #1 🌌

MYTH: Earth is closer to the sun in summer.

REALITY: Earth's orbit isn't a perfect circle, but the distance variation is only about 3.1 million miles (5 million km)—roughly 3%. In fact, the Northern Hemisphere is actually closer to the sun during winter than summer! ❄️☀️

The real driver of seasons is Earth's axial tilt. 🌍✂️ This tilt causes sunlight to hit the Northern and Southern Hemispheres at different angles and for different durations throughout the year.

Winter: Short days + low light angle. Energy spreads out through the atmosphere, distributing heat thinly. 🌧
Summer: Long days + steep light angle. Energy takes a direct path, concentrating heat into a smaller area.🌴

✉️ Share with your friends
@Astronomy2052

The following Russian Olympiad resources are provided for your preparation:

1. Astromodel website: https://astromodel.ru/
2. All-Russian Astronomy Olympiad website: http://www.astroolymp.ru/
3. Moscow Olympiad: https://mosastro.olimpiada.ru/
4. St. Petersburg Olympiad: http://school.astro.spbu.ru/
—————————————————
The following social media groups are recommended for participation:

1. Our Astronomy channel : https://t.me/Astronomy2052 🤩🔭
2. Our Physics channel :
https://t.me/ThePhysicsSphere ❤️

Introduction to Astrophysics - Course Guidebook by
Professor Joshua N. Winn, Princeton University

@Astronomy2052 🤩

The Epic Journey of Astronomical Science (TEJAS) ⭐️

Astronomical science represents a profound progression, spanning from the celestial mappings of ancient Babylonians to contemporary space telescopes that elucidate the universe's origins. Humanity has advanced from rudimentary stargazing to the discovery of exoplanets, stellar evolution, and cosmic enigmas such as dark matter. This enduring quest, championed by figures like Galileo and institutions such as the AAS, has fundamentally reshaped our cosmic perspective. 🌠

Key Epochs in the Journey

• Ancient & Early Astronomy: Early stargazers and Babylonian astronomers established the inaugural records of celestial movements. 📄
• The Scientific Revolution: Galileo Galilei revolutionized the discipline by pioneering the experimental scientific method and utilizing a refracting telescope. 🔭
• The Age of Astrophysics: Scientists like Mary Somerville (born 1780) contributed to the comprehension of mechanics, paving the way for predicting celestial objects. ⚙️
• Cosmic Discovery: Edwin Hubble revolutionized our understanding of the universe's scale. 🌌
• Modern Exploration: Current endeavors include studying the life cycle of stars, searching for extraterrestrial oceans on moons like Enceladus, and identifying planets around neighboring stars such as Proxima Centauri. 🪐

Major Discoveries

• Life Cycles of Stars: Observing stellar evolution from birth and maturity to remnant stages. ✨
• Our Solar System's Limits: Exploring the heliosphere and the outer boundaries where solar influence concludes. ☀️
• Exoplanets: Detecting rocky and gaseous planets, some of which are situated within habitable zones. 🌐

Key Figures and Institutions

• Galileo Galilei: Recognized as the "father of modern astronomy." 👨‍🔬
• Mary Somerville: A pioneer who helped shape early astrophysics. ✂️
• Edwin Hubble: Redefined the structure of the cosmos. 🔭
• American Astronomical Society (AAS): A major organization advancing the understanding of the universe since 1899. 🏛

This journey remains ongoing, leveraging technological advancements to probe deeper into space and time, shifting from simple observation to comprehending the fundamental physics of the cosmos. 👩‍🚀

All Credits: @Astronomy2052

✍️Note: All information is taken from Recognised Books and Youtube Videos.

Share @Astronomy2052 with your friends 👥

Applications are now open for the Summer School of Rocket Science 2026 by Propagation Institute of Space and Technology — a live interactive training program designed for students interested in rocket engineering, propulsion, launch systems, aerodynamics, and mission design.

Over 6–8 weeks, participants will explore the real foundations behind modern rockets and space missions through a structured learning experience focused on both theory and applied understanding.

Topics include:
• Rocket Science Fundamentals
• Launch Vehicle Engineering
• Propulsion & Engine Design
• Guidance, Navigation & Control
• Aerodynamics & Flight Dynamics
• Simulation, Modeling & Optimization
• Final Capstone Project

Who Can Apply?
Bachelor ’s and Master ’s students from India with basic knowledge of Mathematics and Physics who are interested in space, aerospace, engineering, or rocket science.

💰 Registration Fee: ₹999
🗓 Deadline: 1 July 2026
🔗 Apply here : https://propagationinstitute.org/summerschool-rocket

Expected Dates for upcoming Olympiads during this academic session (2026–2027): (@OlySphere / @MathElevate) 🗓

Mathematics Olympiads:
• IOQM: September 6, 2026 Ⓜ️
• RMO: November 1, 2026 🥰
• INMO: January 16, 2027 👩‍💻

Science Olympiads:
• NSEA: November 21, 2026 🪐
• NSEP/C/B/JS: November 22, 2026 🧬
• SEHSS: November 29, 2026 🔬
• INAO/ChO: January 30, 2027 🧪
• INPhO/BO/JSO: January 31, 2027 🧬

@OlySphere

Want Astronomy & Astrophysics Lectures of this course - Click here ?

Comment below 👇

The following materials present the "Introduction to Astrophysics" course lectures: 🪐
Click Here 😍

↗️ Kindly share our channel with your friends - @Astronomy2052 🌌

INDIA'S NATIONAL AEROSPACE & CANSAT CHALLENGE 🇮🇳

Build a real CANSAT, not a toy. 🛰

Phase 01: Registrations Open 🗓
- Early Bird Offer: ₹399 + GST
- Eligibility: Grades 5-12
- Top performers get the chance to build and launch their own CANSAT 👩‍🚀👩‍🚀

Register Now: https://inacc.in/

Follow & Share for more: @Astronomy2052 🌌

Numerical Python in Astronomy and Astrophysics - A Practical Guide to Astrophysical Problem Solving
Undergraduate Lecture Notes in Physics

@Astronomy2052 😐

For those who believe that completing a degree in Computer Science or AI precludes a career in the field of Astronomy & Astrophysics.
Then this book is intended for you: 🔖🔭
Click here🔗

For new subscribers to this channel preparing for the Astronomy and Astrophysics Olympiads, please review the Pinned Messages to access recommended books and resources. 📚🔭

Certain guides are also pinned for your reference.

@Astronomy2052

Is your Astronomy Olympiad preparation undergoing a satisfactory orbital decay, or is it spiraling into a black hole of confusion? ⭐️📉
Do not let your knowledge curve suffer gravitational lensing without additional support! 🛸🔭
@Astronomy2052