🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.63 AU

Year: 146 Days

Day: 34.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.87 AU - 2.05 AU

Year: 1007 Days

Day: 43.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.31 AU - 3.05 AU

Year: 1611 Days

Day: 24.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,075,820 km

• M1: 78,090 km (0.059 R)
• M2: 452,833 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.7 AU - 4.46 AU

Year: 2487 Days

Day: 38.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.07 AU - 5.01 AU

Year: 3551 Days

Day: 28.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.7

Radius: 8.7

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.23 AU - 5.37 AU

Year: 3860 Days

Day: 13.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,075,820 km

• M1: 108,608 km (0.079 R)
• M2: 445,054 km (0.116 R)
• M3: 777,161 km (0.041 R)
• M4: 1,205,310 km (0.046 R)
• M5: 1,941,481 km (0.081 R)
• M6: 2,227,064 km (0.079 R)
• M7: 2,585,799 km (0.088 R)
• M8: 3,820,730 km (0.086 R)
• M9: 5,114,452 km (0.117 R)
• M10: 5,690,703 km (0.118 R)
• M11: 6,620,903 km (0.044 R)
• M12: 7,031,998 km (0.081 R)
• M13: 7,970,724 km (0.114 R)
• M14: 10,210,354 km (0.064 R)
• M15: 11,001,278 km (0.089 R)
• M16: 12,839,387 km (0.103 R)
• M17: 15,223,827 km (0.118 R)
• M18: 16,413,878 km (0.113 R)
• M19: 18,114,507 km (0.036 R)
• M20: 19,036,778 km (0.081 R)
• M21: 20,233,262 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.1

Radius: 14.9

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.39 AU - 9.11 AU

Year: 7920 Days

Day: 13.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,075,820 km

• M1: 188,643 km (0.071 R)
• M2: 813,962 km (0.047 R)
• M3: 1,600,697 km (0.052 R)
• M4: 2,355,867 km (0.118 R)
• M5: 3,196,458 km (0.116 R)
• M6: 5,045,637 km (0.067 R)
• M7: 5,536,019 km (0.108 R)
• M8: 6,513,342 km (0.11 R)
• M9: 8,770,175 km (0.067 R)
• M10: 12,780,595 km (0.077 R)
• M11: 13,260,804 km (0.102 R)
• M12: 20,365,955 km (0.104 R)
• M13: 25,012,465 km (0.065 R)
• M14: 28,566,611 km (0.057 R)
• M15: 29,482,150 km (0.083 R)
• M16: 31,565,001 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.7

Radius: 14.5

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.27 AU - 9.85 AU

Year: 9194 Days

Day: 13.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,075,820 km

• M1: 180,714 km (0.069 R)
• M2: 797,506 km (0.107 R)
• M3: 1,280,408 km (0.063 R)
• M4: 1,858,604 km (0.064 R)
• M5: 2,497,088 km (0.062 R)
• M6: 3,931,582 km (0.109 R)
• M7: 4,785,636 km (0.074 R)
• M8: 7,894,878 km (0.087 R)
• M9: 9,072,064 km (0.047 R)
• M10: 10,164,577 km (0.069 R)
• M11: 13,547,134 km (0.074 R)
• M12: 14,279,266 km (0.056 R)
• M13: 14,909,522 km (0.097 R)
• M14: 16,429,885 km (0.027 R)
• M15: 17,834,011 km (0.12 R)
• M16: 21,365,418 km (0.079 R)
• M17: 24,525,524 km (0.11 R)
• M18: 26,263,851 km (0.11 R)
• M19: 29,780,598 km (0.109 R)
• M20: 30,395,894 km (0.117 R)
• M21: 37,378,075 km (0.098 R)
• M22: 41,557,540 km (0.096 R)
• M23: 43,104,233 km (0.069 R)
• M24: 44,688,923 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.8

Radius: 7.3

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 14.5 AU - 16.02 AU

Year: 21883 Days

Day: 16.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 59,075,820 km

• M1: 106,962 km (0.106 R)
• M2: 336,894 km (0.108 R)
• M3: 937,081 km (0.05 R)
• M4: 1,371,812 km (0.116 R)
• M5: 1,780,813 km (0.065 R)
• M6: 2,041,712 km (0.099 R)
• M7: 2,491,852 km (0.034 R)
• M8: 2,912,222 km (0.12 R)
• M9: 3,616,678 km (0.09 R)
• M10: 4,586,970 km (0.082 R)
• M11: 5,794,823 km (0.066 R)
• M12: 6,654,861 km (0.08 R)
• M13: 6,903,643 km (0.106 R)
• M14: 7,244,875 km (0.1 R)
• M15: 8,773,317 km (0.041 R)
• M16: 9,022,248 km (0.096 R)
• M17: 10,283,956 km (0.038 R)
• M18: 10,786,006 km (0.112 R)
• M19: 12,704,599 km (0.034 R)
• M20: 16,066,363 km (0.06 R)
• M21: 20,935,624 km (0.085 R)
• M22: 21,560,943 km (0.106 R)
• M23: 21,832,762 km (0.097 R)
• M24: 23,992,955 km (0.105 R)
• M25: 26,810,182 km (0.031 R)
• M26: 29,616,638 km (0.119 R)
• M27: 31,321,905 km (0.083 R)
• M28: 36,958,004 km (0.066 R)
• M29: 37,608,605 km (0.105 R)
• M30: 40,150,573 km (0.062 R)
• M31: 47,688,959 km (0.085 R)
• M32: 50,185,448 km (0.119 R)
• M33: 52,932,065 km (0.034 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 16,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit