🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.54 AU - 0.64 AU

Year: 159 Days

Day: 14.9 Hours

Environment

Temp: 243 °C

Axial Tilt: 42.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.54 AU - 0.7 AU

Year: 171 Days

Day: 33.8 Hours

Environment

Temp: 253 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,574,597 km

• M1: 71,657 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.84 AU - 1.14 AU

Year: 345 Days

Day: 12.2 Hours

Environment

Temp: 84 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.97 AU - 1.29 AU

Year: 420 Days

Day: 15.4 Hours

Environment

Temp: 44 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.95 AU - 4.73 AU

Year: 2633 Days

Day: 41.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,574,597 km

• M1: 27,975 km (0.11 R)
• M2: 1,360,742 km (0.055 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.44 AU - 4.5 AU

Year: 2767 Days

Day: 24.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.1

Radius: 13.9

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.74 AU - 11.82 AU

Year: 11531 Days

Day: 14.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,574,597 km

• M1: 172,935 km (0.055 R)
• M2: 953,686 km (0.116 R)
• M3: 1,421,778 km (0.042 R)
• M4: 2,193,254 km (0.107 R)
• M5: 3,133,178 km (0.063 R)
• M6: 4,573,805 km (0.036 R)
• M7: 5,062,392 km (0.088 R)
• M8: 5,917,194 km (0.092 R)
• M9: 6,866,093 km (0.045 R)
• M10: 7,868,549 km (0.119 R)
• M11: 9,683,321 km (0.087 R)
• M12: 10,493,393 km (0.03 R)
• M13: 11,583,962 km (0.091 R)
• M14: 14,467,460 km (0.098 R)
• M15: 16,186,789 km (0.118 R)
• M16: 20,200,350 km (0.115 R)
• M17: 22,622,788 km (0.075 R)
• M18: 23,376,313 km (0.061 R)
• M19: 27,609,933 km (0.093 R)
• M20: 29,238,305 km (0.078 R)
• M21: 31,508,154 km (0.11 R)
• M22: 36,396,115 km (0.117 R)
• M23: 37,170,433 km (0.1 R)
• M24: 42,616,394 km (0.115 R)
• M25: 53,056,830 km (0.082 R)
• M26: 54,219,654 km (0.091 R)
• M27: 56,252,689 km (0.106 R)
• M28: 56,768,652 km (0.112 R)
• M29: 57,810,302 km (0.046 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 15,288 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit