🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.81 AU - 0.85 AU

Year: 272 Days

Day: 20.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.84 AU - 0.86 AU

Year: 282 Days

Day: 24.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.76 AU - 1.2 AU

Year: 349 Days

Day: 44.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.06 AU - 1.56 AU

Year: 540 Days

Day: 44.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.5 AU - 2.98 AU

Year: 1632 Days

Day: 23.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.8

Radius: 14.3

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.87 AU - 7.09 AU

Year: 5263 Days

Day: 12.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,958,784 km

• M1: 179,069 km (0.09 R)
• M2: 640,279 km (0.116 R)
• M3: 1,087,726 km (0.079 R)
• M4: 1,558,211 km (0.096 R)
• M5: 2,092,575 km (0.111 R)
• M6: 2,953,810 km (0.074 R)
• M7: 3,763,284 km (0.11 R)
• M8: 4,282,538 km (0.095 R)
• M9: 4,930,895 km (0.09 R)
• M10: 5,379,839 km (0.1 R)
• M11: 6,928,326 km (0.098 R)
• M12: 7,385,198 km (0.049 R)
• M13: 12,457,164 km (0.077 R)
• M14: 14,565,597 km (0.117 R)
• M15: 17,347,219 km (0.038 R)
• M16: 18,660,539 km (0.077 R)
• M17: 22,233,535 km (0.099 R)
• M18: 24,745,881 km (0.07 R)
• M19: 25,402,466 km (0.114 R)
• M20: 26,750,493 km (0.092 R)
• M21: 29,772,669 km (0.1 R)
• M22: 30,609,370 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.3

Radius: 9.3

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.11 AU - 9.67 AU

Year: 9539 Days

Day: 5.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,958,784 km

• M1: 144,811 km (0.12 R)
• M2: 446,849 km (0.086 R)
• M3: 993,031 km (0.043 R)
• M4: 1,322,445 km (0.105 R)
• M5: 1,931,458 km (0.113 R)
• M6: 3,085,755 km (0.03 R)
• M7: 3,506,873 km (0.106 R)
• M8: 4,836,050 km (0.041 R)
• M9: 5,457,480 km (0.106 R)
• M10: 6,215,642 km (0.119 R)
• M11: 7,482,437 km (0.083 R)
• M12: 8,877,287 km (0.104 R)
• M13: 9,316,507 km (0.109 R)
• M14: 10,318,064 km (0.114 R)
• M15: 11,304,812 km (0.098 R)
• M16: 11,996,702 km (0.115 R)
• M17: 15,516,590 km (0.091 R)
• M18: 16,754,513 km (0.067 R)
• M19: 19,365,145 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861

Radius: 11.7

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 11.13 AU - 11.91 AU

Year: 14072 Days

Day: 6.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,958,784 km

• M1: 145,559 km (0.075 R)
• M2: 604,226 km (0.061 R)
• M3: 1,075,459 km (0.057 R)
• M4: 1,449,753 km (0.112 R)
• M5: 2,057,719 km (0.094 R)
• M6: 3,990,224 km (0.061 R)
• M7: 4,579,939 km (0.039 R)
• M8: 5,191,495 km (0.096 R)
• M9: 6,250,648 km (0.073 R)
• M10: 7,448,628 km (0.116 R)
• M11: 8,492,671 km (0.064 R)
• M12: 11,225,525 km (0.096 R)
• M13: 11,897,519 km (0.078 R)
• M14: 12,531,514 km (0.095 R)
• M15: 13,729,345 km (0.111 R)
• M16: 15,443,287 km (0.095 R)
• M17: 15,969,124 km (0.115 R)
• M18: 20,078,577 km (0.104 R)
• M19: 20,614,886 km (0.068 R)
• M20: 21,716,225 km (0.12 R)
• M21: 23,638,259 km (0.079 R)
• M22: 30,082,037 km (0.096 R)
• M23: 33,081,624 km (0.103 R)
• M24: 36,012,396 km (0.056 R)
• M25: 36,407,035 km (0.096 R)
• M26: 37,071,100 km (0.109 R)
• M27: 43,120,240 km (0.12 R)
• M28: 52,110,473 km (0.082 R)
• M29: 55,364,526 km (0.102 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 14,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit