🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.47 AU - 0.65 AU

Year: 153 Days

Day: 41.3 Hours

Environment

Temp: 228 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,011,648 km

• M1: 134,040 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.87 AU - 1.19 AU

Year: 382 Days

Day: 42.2 Hours

Environment

Temp: 37 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.4

Radius: 12.6

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.08 AU - 5.88 AU

Year: 4059 Days

Day: 5.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,011,648 km

• M1: 156,779 km (0.092 R)
• M2: 674,986 km (0.033 R)
• M3: 1,365,679 km (0.102 R)
• M4: 2,302,760 km (0.09 R)
• M5: 2,999,138 km (0.064 R)
• M6: 3,811,455 km (0.097 R)
• M7: 5,927,816 km (0.113 R)
• M8: 7,112,332 km (0.113 R)
• M9: 7,963,095 km (0.082 R)
• M10: 8,448,689 km (0.104 R)
• M11: 9,027,932 km (0.108 R)
• M12: 10,065,244 km (0.099 R)
• M13: 11,570,049 km (0.057 R)
• M14: 13,124,520 km (0.102 R)
• M15: 13,656,042 km (0.076 R)
• M16: 14,865,690 km (0.04 R)
• M17: 15,818,928 km (0.114 R)
• M18: 17,152,742 km (0.046 R)
• M19: 18,380,342 km (0.112 R)
• M20: 18,862,945 km (0.049 R)
• M21: 20,362,215 km (0.114 R)
• M22: 21,338,640 km (0.088 R)
• M23: 22,074,363 km (0.097 R)
• M24: 22,688,761 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.5

Radius: 7.1

Gravity: 13.52 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 12.49 AU - 15.99 AU

Year: 19627 Days

Day: 15.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,011,648 km

• M1: 88,412 km (0.091 R)
• M2: 331,210 km (0.117 R)
• M3: 886,068 km (0.114 R)
• M4: 1,374,954 km (0.106 R)
• M5: 1,715,439 km (0.034 R)
• M6: 2,051,136 km (0.093 R)
• M7: 2,981,486 km (0.096 R)
• M8: 3,613,088 km (0.065 R)
• M9: 7,145,841 km (0.032 R)
• M10: 7,817,536 km (0.039 R)
• M11: 13,105,521 km (0.097 R)
• M12: 13,601,588 km (0.082 R)
• M13: 13,963,615 km (0.086 R)
• M14: 14,257,724 km (0.1 R)
• M15: 14,782,514 km (0.08 R)
• M16: 15,870,539 km (0.104 R)
• M17: 16,844,870 km (0.089 R)
• M18: 18,031,181 km (0.118 R)
• M19: 19,181,738 km (0.098 R)
• M20: 19,728,967 km (0.086 R)
• M21: 21,336,097 km (0.084 R)
• M22: 24,701,301 km (0.048 R)
• M23: 27,359,955 km (0.116 R)
• M24: 30,203,511 km (0.066 R)
• M25: 31,570,387 km (0.074 R)
• M26: 33,238,253 km (0.095 R)
• M27: 36,609,142 km (0.091 R)
• M28: 39,027,392 km (0.11 R)
• M29: 39,758,327 km (0.096 R)
• M30: 65,550,496 km (0.11 R)
• M31: 66,375,678 km (0.117 R)
• M32: 70,174,716 km (0.095 R)
• M33: 71,472,627 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 10,942 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit