r/venus

*Orb: On the Movements of the Earth* is a Japanese animated series centered on the proof of the heliocentric theory.

While it does not strictly adhere to historical facts, the characters are portrayed with a compelling sense of realism.

In the series, there is a scene featuring Count Piast, an elderly astronomer who has dedicated his life to proving the geocentric theory. He catches a glimpse of Venus in a "full" phase—an impossibility under the geocentric model—and, desperate to refute that memory, asks Ogzy, a young man with exceptional eyesight, to conduct an observation.

Count Piast had seen Venus fully illuminated just once. Despite his desire to deny it, he could not resist the urge to verify the truth.

The scene where Ogzy observes Venus in this full phase leaves a powerful impression.

However, I did not fully grasp why a fully illuminated Venus would disprove the geocentric theory.

I recently found the following simulation sites demonstrating how Venus appears, which helped me understand the concept.

●UNIVERSITY of NEBRASKA–LINCOLN

Venus's movement and appearance based on the geocentric theory

https://astro.unl.edu/classaction/animations/renaissance/ptolemaic.html

Venus's movement and appearance based on the heliocentric theory

https://astro.unl.edu/classaction/animations/renaissance/venusphases.html

Intrigued by the phases of Venus, I created a tool to observe them.

It is based on an astronomical clock app that utilizes the *Wadokei* (traditional Japanese clock) system—a timekeeping method rooted in the sun's movement.

It uses Apple Watch complications to display the times when Venus is visible, as well as its size and current phase.

Wadokei57 Astronomical clock

https://apps.apple.com/us/app/wadokei57-astronomical-clock/id6748839654

In addition to showing Venus's phases, apparent size, and rise/set times, the app features a diagrammatic view displaying the relative positions and distances of the Sun, Venus, and Earth.

An update including the Venus complication is currently under review, and I expect it to be released soon.

Subject: Proposal for an Active Venusian Atmospheric Remediation: Basalt-Based Neutralization Barrier via High-Pressure Cooling Fog for the HAVOC Project

Executive Summary

This proposal outlines a paradigm shift for NASA’s High Altitude Venus Operational Concept (HAVOC). Rather than relying on passive, vulnerable Teflon/Titanium coatings to withstand sulfuric acid (H2SO4) rain, we propose an active planetary-scale remediation system. By utilizing lunar supply chains and Venusian surface basalt for In-Situ Resource Utilization (ISRU), we can eradicate the acid cloud barrier at its source, drastically lowering the shielding mass of floating habitats and synthesizing vital water resources in-situ.

Core Methodologies

* Phase 1: The Lunar Gateway & High-Energy Trajectory

To eliminate the atmospheric and economic costs of Earth-gravity launches, primary vehicle manufacturing and shielding tile production must be localized at a lunar base. Utilizing lunar-harvested resources, unmanned logistics vessels will be launched on a direct, high-energy trajectory toward Venus, leveraging a combination of chlorine-fluorine high-thrust chemical propulsion and aerocapture/aerobraking via the dense Venusian atmosphere to minimize fuel consumption.

* Phase 2: High-Pressure Cooling Fog Mist Dispersal (ISRU)

Venus’s surface is abundantly composed of basalt. We propose deploying autonomous, high-temperature-resistant mining drones to the surface to extract and pulverize basalt rock, which is naturally rich in calcium oxide (CaO) and magnesium oxide (MgO). To maximize reaction efficiency, this pulverized basalt will be dispersed into the 35km to 50km atmospheric corridor using a high-pressure cooling fog system. By injecting the neutralizer as a micro-mist, the surface area expands exponentially, allowing the particles to float long-term in the upper atmosphere without rapid precipitation.

* Phase 3: Sulfuric Acid Eradication & Water Synthesis

When precipitating sulfuric acid interacts with the alkaline basalt micro-mist filter, a highly efficient neutralization reaction occurs:

- CaO + H2SO4 -> CaSO4 (Gypsum) + H2O

- MgO + H2SO4 -> MgSO4 + H2O

This reaction converts toxic acid rain into harmless solid precipitates (gypsum) and actively synthesizes freshwater (H2O) in-situ, providing a critical life-support resource for the upper-atmosphere habitats.

Expected Outcomes & Architectural Stabilization

By clearing the dense H2SO4 cloud layers, solar power generation efficiency at 50km altitude will increase exponentially. Additionally, the flash evaporation of the micro-mist will lower peripheral temperatures, acting as a planetary-scale climate control system. Furthermore, once the chemical threat is neutralized, floating habitats can safely ride the Venusian atmospheric super-rotation (moving at approximately 360km/h). By aligning the structure’s velocity with the wind vector, the habitat achieves zero relative wind velocity. Through this inertial synchronization, the atmospheric platform functions effectively as a geostationary-equivalent satellite, providing a perfectly stable, zero-vibration, and hazard-free habitation environment for human pioneers.

Best regards,

Venus explained in hand-drawn notebook style

A Panspermia Origin For Venus Cloud Life

Venus phase display for Apple Watch

Proposal for an Active Venusian Atmospheric Remediation for the HAVOC Project