🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.44 AU - 0.64 AU

Year: 144 Days

Day: 38.8 Hours

Environment

Temp: 235 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.54 AU - 0.62 AU

Year: 160 Days

Day: 40.2 Hours

Environment

Temp: 202 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.99 AU - 1.31 AU

Year: 446 Days

Day: 12.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 63,902,973 km

• M1: 26,778 km (0.104 R)

Asteroid Belt

Center: 2.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.13 AU - 4.81 AU

Year: 2861 Days

Day: 29.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,902,973 km

• M1: 16,905 km (0.036 R)
• M2: 135,236 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 10.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.52 AU - 10.74 AU

Year: 9169 Days

Day: 10.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,902,973 km

• M1: 134,339 km (0.111 R)
• M2: 618,886 km (0.05 R)
• M3: 1,521,710 km (0.105 R)
• M4: 2,484,521 km (0.113 R)
• M5: 2,924,190 km (0.092 R)
• M6: 3,260,186 km (0.088 R)
• M7: 3,717,058 km (0.116 R)
• M8: 4,592,056 km (0.088 R)
• M9: 5,019,457 km (0.071 R)
• M10: 5,504,603 km (0.103 R)
• M11: 6,222,673 km (0.088 R)
• M12: 6,747,163 km (0.099 R)
• M13: 7,187,878 km (0.114 R)
• M14: 9,102,282 km (0.09 R)
• M15: 19,225,870 km (0.11 R)
• M16: 21,028,673 km (0.098 R)
• M17: 26,113,655 km (0.058 R)
• M18: 27,110,425 km (0.099 R)
• M19: 29,373,093 km (0.055 R)
• M20: 35,355,662 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.6

Radius: 14.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 9.04 AU - 12.18 AU

Year: 12499 Days

Day: 7.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 92.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,902,973 km

• M1: 182,958 km (0.096 R)
• M2: 739,911 km (0.082 R)
• M3: 1,352,215 km (0.11 R)
• M4: 2,397,605 km (0.098 R)
• M5: 3,351,740 km (0.084 R)
• M6: 5,025,441 km (0.079 R)
• M7: 6,160,740 km (0.091 R)
• M8: 7,547,811 km (0.075 R)
• M9: 9,234,228 km (0.066 R)
• M10: 10,273,783 km (0.112 R)
• M11: 10,933,959 km (0.065 R)
• M12: 12,218,256 km (0.055 R)
• M13: 12,959,963 km (0.1 R)
• M14: 14,262,661 km (0.09 R)
• M15: 16,012,058 km (0.111 R)
• M16: 17,204,354 km (0.103 R)
• M17: 19,765,619 km (0.095 R)
• M18: 21,846,675 km (0.117 R)
• M19: 25,137,977 km (0.062 R)
• M20: 25,934,436 km (0.11 R)
• M21: 28,854,886 km (0.069 R)
• M22: 29,949,195 km (0.105 R)
• M23: 31,070,879 km (0.118 R)
• M24: 33,637,231 km (0.081 R)
• M25: 37,103,862 km (0.099 R)
• M26: 42,041,340 km (0.108 R)
• M27: 48,310,388 km (0.116 R)
• M28: 49,077,526 km (0.11 R)
• M29: 51,268,985 km (0.088 R)
• M30: 53,035,886 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.9

Radius: 3.2

Gravity: 30.26 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 14.15 AU - 17.61 AU

Year: 22886 Days

Day: 17.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,902,973 km

• M1: 40,691 km (0.033 R)
• M2: 193,430 km (0.111 R)
• M3: 406,009 km (0.119 R)
• M4: 543,040 km (0.085 R)
• M5: 1,241,812 km (0.119 R)
• M6: 1,764,058 km (0.093 R)
• M7: 2,252,346 km (0.119 R)
• M8: 2,376,811 km (0.03 R)
• M9: 2,921,198 km (0.108 R)
• M10: 3,044,317 km (0.094 R)
• M11: 3,544,123 km (0.033 R)
• M12: 3,741,293 km (0.057 R)
• M13: 6,095,216 km (0.101 R)
• M14: 7,416,015 km (0.094 R)
• M15: 9,123,525 km (0.03 R)
• M16: 13,222,806 km (0.103 R)
• M17: 13,424,464 km (0.029 R)
• M18: 13,903,327 km (0.111 R)
• M19: 14,822,606 km (0.048 R)
• M20: 16,546,871 km (0.047 R)
• M21: 21,851,163 km (0.119 R)
• M22: 37,756,707 km (0.111 R)
• M23: 38,708,748 km (0.112 R)
• M24: 42,384,518 km (0.05 R)
• M25: 56,013,781 km (0.081 R)
• M26: 62,006,223 km (0.108 R)
• M27: 63,902,974 km (0.119 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 15,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit