🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.51 AU - 0.65 AU

Year: 157 Days

Day: 39.4 Hours

Environment

Temp: 172 °C

Axial Tilt: 46.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,246,013 km

• M1: 74,350 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.92 AU - 1.34 AU

Year: 426 Days

Day: 26 Hours

Environment

Temp: 22 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.98 AU - 1.44 AU

Year: 472 Days

Day: 37.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.74 AU - 2.14 AU

Year: 959 Days

Day: 37.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.8

Radius: 11.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.21 AU - 10.23 AU

Year: 8361 Days

Day: 8 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,246,013 km

• M1: 147,055 km (0.115 R)
• M2: 689,347 km (0.114 R)
• M3: 4,060,086 km (0.092 R)
• M4: 5,279,907 km (0.115 R)
• M5: 10,885,190 km (0.098 R)
• M6: 12,011,512 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.7

Radius: 3.6

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 12.06 AU - 16.78 AU

Year: 19426 Days

Day: 22.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,246,013 km

• M1: 55,800 km (0.094 R)
• M2: 490,831 km (0.114 R)
• M3: 2,272,092 km (0.057 R)
• M4: 2,448,768 km (0.104 R)
• M5: 3,589,451 km (0.086 R)
• M6: 6,048,990 km (0.089 R)
• M7: 18,209,352 km (0.057 R)
• M8: 20,159,211 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.6

Radius: 7.7

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 13.76 AU - 21.48 AU

Year: 26239 Days

Day: 15.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,246,013 km

• M1: 95,892 km (0.093 R)
• M2: 730,038 km (0.048 R)
• M3: 979,118 km (0.116 R)
• M4: 1,710,502 km (0.084 R)
• M5: 2,077,466 km (0.065 R)
• M6: 3,591,994 km (0.086 R)
• M7: 3,966,288 km (0.077 R)
• M8: 4,435,726 km (0.116 R)
• M9: 5,169,803 km (0.088 R)
• M10: 7,114,426 km (0.105 R)
• M11: 7,705,936 km (0.119 R)
• M12: 8,708,840 km (0.049 R)
• M13: 9,796,117 km (0.047 R)
• M14: 10,157,695 km (0.099 R)
• M15: 12,516,555 km (0.076 R)
• M16: 14,509,198 km (0.08 R)
• M17: 17,747,543 km (0.086 R)
• M18: 18,285,049 km (0.103 R)
• M19: 18,925,926 km (0.062 R)
• M20: 20,446,887 km (0.082 R)
• M21: 22,564,445 km (0.044 R)
• M22: 26,760,366 km (0.079 R)
• M23: 30,802,800 km (0.054 R)
• M24: 34,537,212 km (0.115 R)
• M25: 35,094,164 km (0.077 R)
• M26: 37,821,932 km (0.086 R)
• M27: 38,265,191 km (0.078 R)
• M28: 40,072,931 km (0.111 R)
• M29: 42,890,158 km (0.094 R)
• M30: 48,566,949 km (0.074 R)
• M31: 54,913,190 km (0.099 R)
• M32: 65,754,098 km (0.116 R)
• M33: 67,472,380 km (0.088 R)
• M34: 69,000,372 km (0.113 R)
• M35: 69,441,088 km (0.092 R)
• M36: 70,774,603 km (0.049 R)
• M37: 74,414,020 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.2

Radius: 5.9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 17.89 AU - 18.69 AU

Year: 27750 Days

Day: 24.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,246,013 km

• M1: 75,098 km (0.057 R)
• M2: 463,454 km (0.059 R)
• M3: 652,097 km (0.1 R)
• M4: 1,065,885 km (0.114 R)
• M5: 2,214,946 km (0.11 R)
• M6: 2,673,912 km (0.093 R)
• M7: 3,577,184 km (0.068 R)
• M8: 6,006,055 km (0.1 R)
• M9: 7,255,048 km (0.111 R)
• M10: 7,533,599 km (0.06 R)
• M11: 8,261,393 km (0.094 R)
• M12: 15,774,198 km (0.08 R)
• M13: 16,400,115 km (0.118 R)
• M14: 16,639,023 km (0.097 R)
• M15: 19,511,601 km (0.112 R)
• M16: 20,050,752 km (0.052 R)
• M17: 21,441,863 km (0.086 R)
• M18: 24,831,003 km (0.088 R)
• M19: 27,204,522 km (0.115 R)
• M20: 28,791,157 km (0.083 R)
• M21: 32,023,519 km (0.109 R)
• M22: 33,791,167 km (0.115 R)
• M23: 38,352,705 km (0.107 R)
• M24: 43,308,135 km (0.113 R)
• M25: 47,373,457 km (0.059 R)
• M26: 49,002,428 km (0.112 R)
• M27: 49,830,901 km (0.079 R)
• M28: 51,515,523 km (0.114 R)
• M29: 58,448,786 km (0.044 R)
• M30: 63,400,774 km (0.064 R)
• M31: 67,395,038 km (0.07 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 20,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit