By M.K. Sudarshan
November 10, 2026: Chennai, India

Preamble:
Written as a reflection on over fifty years of personal spiritual practice, this essay bridges the ancient mechanics of Vedic cosmogony with the dynamic frontiers of modern astrophysics.
Initially prompted by contemporary discussions on the perceived irrelevance of ancestral rites, it addresses a growing trend among the younger generation to dismiss the Sandhyavandanam as empty sacerdotalism. By deconstructing the foundational mantras of the Mādhyahnika (midday) sequence—specifically the Krishna Yajur Veda upasthāna mantra—and contextualizing them alongside structural narratives from the Aruna Prashnam and the Surya Siddhanta, this piece reveals how these traditional rituals function as profound, subconscious frameworks for cosmic orientation, mapping perfectly onto our modern understanding of galactic trajectories, gravitational inertia, and thermodynamics.
A Personal Confession and a Contemporary Crisis
Every single day for over fifty years, I have stood or sat at the appointed hours to perform the Sandhyavandanam rites.
For more than half a century, my practice was, if I am being entirely honest, largely mechanical. I chanted the verses, offered the water libation, and went through the motions prescribed by tradition without truly fathoming the deep, cosmic text beneath my tongue. Like many of my generation, I treated it as an inherited duty—a beautiful but static heirloom of faith.
This mechanical approach points to a much larger crisis in our community today.
Many young people, including those raised within traditional families, have completely abandoned the Sandhya rites. They dismiss it as hollow sacerdotalism, a tedious exercise in empty rituals that has no relevance to a modern, rational world. They see a flat ritual, missing the vast, multidimensional architecture hidden within it.
But they can hardly be blamed when we, their elders, have long failed to explain what these verses actually signify. If they knew that these ancient mantras hold the keys to understanding galactic motion, gravity, and thermodynamic transformation, they would look at the practice with entirely different eyes.
The Sandhya is not a historical artifact; it is an active, subconscious portal of connectivity with the dynamic functions of the cosmos.
Shifting the Frame: The Cosmic Highway
To understand how a ritual can map to modern astrophysics, we must first shatter the static image of the universe that most of us were taught in school—a worldview that mistakenly assumed the Sun was a completely fixed star sitting motionless in the center of space. For generations, science textbooks presented a clean, comfortable model: a fixed, stationary Sun resting quietly at the center of our solar system, with the Earth circling it in a flat, predictable loop.
In reality, the universe knows no rest.
Our Sun is a cosmic rocket, hurtling around the center of the Milky Way galaxy at a staggering speed of 230 kilometers per second—over 828,000 kilometers per hour!
Because our entire solar system is tilted at an angle of roughly 60.2 degrees relative to the galactic disc, the planets do not travel in flat, closed circles. Instead, as they chase the speeding Sun while revolving around it, they trace a magnificent, open-ended three-dimensional helix across deep space.
We are living on a giant cosmic corkscrew.
In the 4.6 billion years since its formation, the Sun has completed only about twenty of these colossal galactic laps. One cosmic lap ago, the very first dinosaurs were just beginning to walk the Earth.
If we are hurtling through space at such extreme velocities, it feels as though the planets should get left behind in the freezing void. They do not, thanks to a fundamental concept in physics known as a “frame of reference.”
Think of being inside a commercial airplane flying smoothly at 900 kilometers per hour. If you toss a ball straight up into the air inside the cabin, it does not violently shoot backward to the rear of the plane at 900 kilometers per hour; it lands right back in your hand. This happens because you, the cabin air, and the ball are already moving together at that exact same speed.
In deep space, gravity acts as our invisible airplane cabin. The entire solar system shares the exact same cosmic momentum, allowing the Earth to maintain its steady orbit around the Sun seamlessly while the entire apparatus rockets through the galaxy.
This cosmic play has been poetically conceived as “The Dance of Shiva”. Or, as the sport — “Leela” — of Narayana and Kamban captured the imagery in these famous Tamil verse :
அலகிலா விளையாட்டுடையார்
கம்பன்
அவர் தலைவர் அவர்க்கே சரண் நாங்களே .
The Irreversible River of the Aruna Prashnam
Remarkably, this modern realization that the Earth never returns to the same spatial coordinate matches the structural narratives found in the Aruna Prashnam (the Suryanamaskara Prashnam of the Krishna Yajur Veda).
In its second anuvaka, the text explicitly describes cosmic time as a massive, irreversible river: “Nadīva prabhavātkācit… sōrussatī na nivartate.” The rishis observe that while minor divisions of time seem cyclical, they all empty into the Samvatsara—the Great Wheel of the Cosmic Year—which rolls forward into a vast expanse and never turns back to its starting point.
The Aruna Prashnam further mirrors modern orbital dynamics by describing the Sun’s movement with the phrase “Ṛturṛtunā nudyamānaḥ vinanādābhidhāvaḥ.” One season is relentlessly pushed by the next as the solar apparatus charges forward with a thunderous resonant velocity. The text deliberately uses the root word Abhidhāvaḥ—meaning “charging forward or rushing at high speed”—shattering the myth of a static Sun and establishing a framework where the solar system is in a state of high-velocity transit through deep space.
Deep Time and Universal Attraction in the Surya Siddhanta
This breathtaking scale of time and motion is codified mathematically in the Surya Siddhanta, the foundational Smriti treatise of Vedic astronomy (Jyotisham).
While modern school curricula struggle to help students conceptualize timelines spanning billions of years, the Surya Siddhanta maps time out in immense cosmic cycles called Kalpas (a day of Brahma).
A single Kalpa is mathematically calculated in the text to be exactly 4.32 billion Earth years—an astronomical figure that lands with astonishing precision next to the actual scientific age of the Earth and Sun (~4.5 to 4.6 billion years).
Furthermore, the text elegantly resolves how a moving Earth survives this high-speed galactic transit.
In its twelfth chapter, the text states: “Madhye samantād aṇḍasya bhūgolo vyomni tiṣṭhati | bibhrānaḥ paramāṃ शक्तिं ब्रह्मणो धारणािकाम्.” It describes the spherical Earth (Bhugola) remaining suspended unsupported in deep space (Vyomni), held perfectly stable by the Dhāraṇātmikā Shakti—the structural, holding power of the cosmic creator.
What modern astrophysics calls the balance of gravity and inertia within a shared frame of reference, the Surya Siddhanta recognized as an invisible, universal architecture of attraction.
Deconstructing the Mādhyahnika Upasthānam
When we transition from these grand textual narratives to the language of the daily Mādhyahnika Sandhyavandanam sequence, the parallels come alive.
At local solar noon, when the Sun appears to stand completely still at its zenith, practitioners stand to recite the foundational Sūryopasthāna mantra exactly as preserved in the Krishna Yajur Veda:
आ सत्येन रजसा वर्तमानो निवेशयन्नमृतं मर्त्यं च ।
हिरण्ययेन सविता रथेना देवो याति भुवना विपश्यन् ॥
For decades, I have been reciting these words thinking only of a spiritual light. But break down the Sanskrit root architecture, and the literal mechanics of the cosmos reveal themselves.
Vartamāna means to be in active, perpetual transit. Rajasā refers to the active particle fields, atmospheres, or the vast canvas of deep space. And Satyena is not merely moral truth; it stems from Sat—that which inherently and unalterably exists. It represents the unyielding, foundational laws of physical reality.
When we chant Ā satyena rajasā vartamāno, we are literally acknowledging a Sun that is charging through the spatial void, governed strictly by the immutable laws of astrophysics.
The mantra goes on to state devo yāti—the radiant driver moves forward, journeys, and marches—carrying and establishing both the mortal and immortal worlds (niveśayannamṛtaṃ martyaṃ ca) within his massive gravitational grip. It is the poetic equivalent of explaining how gravity acts as an invisible anchor, keeping the planets securely inside our shared moving frame as the solar system blasts through the galaxy.
Thermodynamics and the Universal Witness
The sequence then deepens, moving from the physical orbit into the realm of thermodynamics and observation with the mantra “Udu tyaṃ jātavedasaṃ devaṃ vahanti ketavaḥ…”
Here, the Sun’s rays are called Ketavaḥ, celestial banners or searchlights that illuminate the physical world so that everything becomes visible. But the Sun is also addressed as Jātavedas, the all-knowing witness of all created entities. As the solar system speeds through new coordinates in space, its light acts as a cosmic engine, driving the thermodynamics of our atmosphere, triggering photosynthesis, and witnessing the atomic reality of every living thing it passes.
The Transcendental Leap into Absolute Stillness
Finally, the sequence reaches its climax with “Udvayaṃ tamasaspari jyotiṣpaśyanta… jyorituttamam.”
This verse marks a spectacular transcendental leap.
The practitioner visualizes the Sun rising above the dense, dark lower atmosphere into the clarity of space, and uses that visual alignment to make an internal leap. It burns away the tamas—the darkness of mental inertia and ignorance—and looks right through the physical solar orb to connect with the Jyotiruttamam, the supreme, unmoving cosmic intelligence that underpins all matter and energy.
By linking our internal consciousness with these external systems three times a day, the ritual operates at a profound subconscious level. It strips away our localized isolation and forces us to align our personal reference frame with the grand architecture of the universe.
It is my deepest hope that by unveiling this convergence of religious devotion and astrophysical reality, the younger generation might look upon the Sandhya rites with renewed reverence.
Far from being empty, meaningless sacerdotalism, it is a daily cosmic orientation system.
When a young practitioner stands at noon, faces the zenith, and chants these verses, they are not just performing a ritual; they are consciously anchoring themselves to a three-dimensional corkscrew charging through deep space, finding their own unshakeable, spiritual stillness inside a universe of magnificent, roaring motion.


















