🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.64 AU - 0.76 AU

Year: 204 Days

Day: 36 Hours

Environment

Temp: 232 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,388,623 km

• M1: 28,723 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.62 AU - 0.84 AU

Year: 217 Days

Day: 46 Hours

Environment

Temp: 180 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,388,623 km

• M1: 167,400 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.18 AU - 1.78 AU

Year: 627 Days

Day: 14.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 48,388,623 km

• M1: 56,548 km (0.074 R)
• M2: 394,190 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.52 AU - 2.12 AU

Year: 855 Days

Day: 41.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,388,623 km

• M1: 843,882 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.89 AU - 5.89 AU

Year: 3766 Days

Day: 43 Hours

Environment

Temp: -116 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413

Radius: 8.9

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.84 AU - 9.6 AU

Year: 8967 Days

Day: 7.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,388,623 km

• M1: 118,332 km (0.118 R)
• M2: 2,253,243 km (0.095 R)
• M3: 2,852,831 km (0.078 R)
• M4: 3,308,955 km (0.12 R)
• M5: 4,211,180 km (0.078 R)
• M6: 4,946,005 km (0.063 R)
• M7: 5,512,532 km (0.108 R)
• M8: 6,425,677 km (0.111 R)
• M9: 6,810,742 km (0.061 R)
• M10: 8,632,695 km (0.076 R)
• M11: 12,020,488 km (0.096 R)
• M12: 12,444,598 km (0.107 R)
• M13: 14,537,023 km (0.117 R)
• M14: 15,018,579 km (0.093 R)
• M15: 15,386,590 km (0.053 R)
• M16: 19,118,309 km (0.096 R)
• M17: 26,668,214 km (0.1 R)
• M18: 32,098,018 km (0.098 R)
• M19: 32,709,275 km (0.058 R)
• M20: 33,224,490 km (0.066 R)
• M21: 36,100,958 km (0.036 R)
• M22: 37,543,381 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.4

Radius: 8.2

Gravity: 14.37 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.62 AU - 10.42 AU

Year: 9434 Days

Day: 11.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 48,388,623 km

• M1: 102,026 km (0.09 R)
• M2: 754,871 km (0.102 R)
• M3: 1,923,230 km (0.115 R)
• M4: 2,653,118 km (0.082 R)
• M5: 3,764,182 km (0.049 R)
• M6: 4,468,488 km (0.091 R)
• M7: 4,899,629 km (0.114 R)
• M8: 5,358,297 km (0.102 R)
• M9: 5,809,633 km (0.049 R)
• M10: 6,476,092 km (0.073 R)
• M11: 6,788,303 km (0.107 R)
• M12: 7,698,905 km (0.073 R)
• M13: 8,049,413 km (0.03 R)
• M14: 10,276,177 km (0.05 R)
• M15: 11,474,157 km (0.092 R)
• M16: 12,945,601 km (0.111 R)
• M17: 17,956,382 km (0.111 R)
• M18: 20,511,065 km (0.063 R)
• M19: 21,356,592 km (0.118 R)
• M20: 21,874,949 km (0.068 R)
• M21: 22,313,270 km (0.102 R)
• M22: 23,571,987 km (0.085 R)
• M23: 26,625,579 km (0.092 R)
• M24: 27,327,043 km (0.047 R)
• M25: 28,350,442 km (0.108 R)
• M26: 29,611,851 km (0.109 R)
• M27: 31,020,315 km (0.115 R)
• M28: 36,485,425 km (0.091 R)
• M29: 37,725,741 km (0.107 R)
• M30: 40,290,147 km (0.068 R)
• M31: 41,481,096 km (0.085 R)
• M32: 42,831,815 km (0.082 R)
• M33: 44,771,651 km (0.082 R)
• M34: 48,084,496 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.4

Radius: 9.2

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.71 AU - 11.57 AU

Year: 12087 Days

Day: 12.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,388,623 km

• M1: 114,442 km (0.111 R)
• M2: 435,180 km (0.115 R)
• M3: 896,241 km (0.11 R)
• M4: 1,291,778 km (0.115 R)
• M5: 1,623,286 km (0.112 R)
• M6: 2,442,634 km (0.057 R)
• M7: 2,784,316 km (0.087 R)
• M8: 3,227,125 km (0.069 R)
• M9: 3,665,447 km (0.107 R)
• M10: 4,006,381 km (0.102 R)
• M11: 4,968,145 km (0.087 R)
• M12: 6,112,569 km (0.066 R)
• M13: 7,673,772 km (0.093 R)
• M14: 8,367,009 km (0.068 R)
• M15: 10,489,653 km (0.093 R)
• M16: 11,288,655 km (0.119 R)
• M17: 12,769,225 km (0.052 R)
• M18: 13,128,410 km (0.098 R)
• M19: 14,056,216 km (0.118 R)
• M20: 15,226,520 km (0.096 R)
• M21: 17,759,960 km (0.1 R)
• M22: 18,057,660 km (0.06 R)
• M23: 18,358,800 km (0.055 R)
• M24: 18,971,254 km (0.038 R)
• M25: 22,498,473 km (0.112 R)
• M26: 23,022,963 km (0.09 R)
• M27: 24,461,945 km (0.078 R)
• M28: 25,203,352 km (0.075 R)
• M29: 25,579,740 km (0.115 R)
• M30: 27,717,045 km (0.025 R)
• M31: 29,448,042 km (0.091 R)
• M32: 35,541,462 km (0.102 R)
• M33: 36,133,870 km (0.116 R)
• M34: 37,704,947 km (0.085 R)
• M35: 44,583,008 km (0.071 R)
• M36: 46,248,780 km (0.094 R)
• M37: 47,524,850 km (0.119 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 18,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit