🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.11 AU - 1.23 AU

Year: 467 Days

Day: 42.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.99 AU - 1.43 AU

Year: 491 Days

Day: 31.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.39 AU - 3.07 AU

Year: 1664 Days

Day: 28.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,070,818 km

• M1: 55,501 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 10.7

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.11 AU - 6.19 AU

Year: 4312 Days

Day: 14.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,070,818 km

• M1: 133,142 km (0.061 R)
• M2: 467,793 km (0.069 R)
• M3: 1,027,438 km (0.09 R)
• M4: 1,606,083 km (0.101 R)
• M5: 2,005,808 km (0.087 R)
• M6: 3,084,858 km (0.113 R)
• M7: 3,624,607 km (0.11 R)
• M8: 4,156,278 km (0.119 R)
• M9: 6,500,775 km (0.091 R)
• M10: 7,810,954 km (0.096 R)
• M11: 9,451,145 km (0.089 R)
• M12: 9,989,398 km (0.114 R)
• M13: 10,417,248 km (0.054 R)
• M14: 11,633,927 km (0.109 R)
• M15: 13,400,528 km (0.04 R)
• M16: 14,455,792 km (0.05 R)
• M17: 14,948,418 km (0.12 R)
• M18: 15,282,918 km (0.058 R)
• M19: 15,622,506 km (0.031 R)
• M20: 16,199,654 km (0.089 R)
• M21: 21,411,943 km (0.029 R)
• M22: 22,124,328 km (0.087 R)
• M23: 22,852,421 km (0.091 R)
• M24: 27,896,263 km (0.119 R)
• M25: 28,660,259 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.1

Radius: 11.1

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.78 AU - 7.02 AU

Year: 5288 Days

Day: 14.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,070,818 km

• M1: 138,228 km (0.094 R)
• M2: 722,109 km (0.112 R)
• M3: 1,340,547 km (0.062 R)
• M4: 1,687,763 km (0.067 R)
• M5: 2,096,165 km (0.119 R)
• M6: 2,539,873 km (0.064 R)
• M7: 3,011,405 km (0.064 R)
• M8: 3,983,343 km (0.06 R)
• M9: 4,576,648 km (0.064 R)
• M10: 5,053,566 km (0.096 R)
• M11: 5,696,238 km (0.116 R)
• M12: 6,509,153 km (0.092 R)
• M13: 6,897,808 km (0.114 R)
• M14: 7,493,956 km (0.1 R)
• M15: 7,988,676 km (0.111 R)
• M16: 8,825,377 km (0.063 R)
• M17: 9,528,337 km (0.118 R)
• M18: 11,257,389 km (0.108 R)
• M19: 11,731,465 km (0.048 R)
• M20: 12,490,225 km (0.095 R)
• M21: 13,762,107 km (0.094 R)
• M22: 14,254,583 km (0.067 R)
• M23: 15,431,768 km (0.089 R)
• M24: 15,909,584 km (0.075 R)

Asteroid Belt

Center: 7.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538

Radius: 10.6

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.06 AU - 9.44 AU

Year: 9550 Days

Day: 5.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,070,818 km

• M1: 132,693 km (0.083 R)
• M2: 832,512 km (0.105 R)
• M3: 1,321,248 km (0.112 R)
• M4: 2,515,039 km (0.058 R)
• M5: 3,165,641 km (0.104 R)
• M6: 4,106,312 km (0.06 R)
• M7: 5,317,456 km (0.098 R)
• M8: 6,318,565 km (0.089 R)
• M9: 7,014,943 km (0.063 R)
• M10: 10,174,301 km (0.057 R)
• M11: 12,592,102 km (0.111 R)
• M12: 12,933,484 km (0.107 R)
• M13: 14,177,241 km (0.117 R)
• M14: 14,986,116 km (0.096 R)
• M15: 15,957,455 km (0.064 R)
• M16: 18,241,366 km (0.12 R)
• M17: 22,937,842 km (0.053 R)
• M18: 28,774,253 km (0.07 R)
• M19: 33,316,194 km (0.073 R)
• M20: 34,744,405 km (0.118 R)
• M21: 36,098,714 km (0.054 R)
• M22: 39,273,929 km (0.039 R)
• M23: 40,619,263 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.2

Radius: 6.2

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 15.7 AU - 23.6 AU

Year: 32138 Days

Day: 22.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,070,818 km

• M1: 77,043 km (0.069 R)
• M2: 302,487 km (0.1 R)
• M3: 683,961 km (0.068 R)
• M4: 1,187,807 km (0.097 R)
• M5: 1,520,363 km (0.103 R)
• M6: 3,134,375 km (0.09 R)
• M7: 4,490,928 km (0.092 R)
• M8: 6,351,926 km (0.089 R)
• M9: 7,324,013 km (0.104 R)
• M10: 7,845,660 km (0.066 R)
• M11: 11,623,455 km (0.046 R)
• M12: 12,212,572 km (0.103 R)
• M13: 12,514,311 km (0.115 R)
• M14: 16,389,195 km (0.099 R)
• M15: 16,905,158 km (0.108 R)
• M16: 18,517,673 km (0.094 R)
• M17: 19,813,191 km (0.039 R)
• M18: 20,567,912 km (0.108 R)
• M19: 24,060,873 km (0.087 R)
• M20: 24,823,223 km (0.071 R)
• M21: 32,886,100 km (0.115 R)
• M22: 36,248,611 km (0.097 R)
• M23: 45,932,829 km (0.091 R)
• M24: 50,740,157 km (0.112 R)
• M25: 52,467,115 km (0.116 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: 178 - 13,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit