🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.51 AU - 0.65 AU

Year: 281 Days

Day: 47.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,715,378 km

• M1: 42,187 km (0.104 R)
• M2: 414,237 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.56 AU - 0.62 AU

Year: 288 Days

Day: 47.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,715,378 km

• M1: 38,447 km (0.093 R)

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.1

Radius: 13

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.01 AU - 1.19 AU

Year: 734 Days

Day: 12.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,715,378 km

• M1: 161,715 km (0.095 R)
• M2: 607,816 km (0.041 R)
• M3: 1,097,001 km (0.108 R)
• M4: 1,802,206 km (0.068 R)
• M5: 2,213,749 km (0.113 R)
• M6: 2,688,872 km (0.104 R)
• M7: 3,102,510 km (0.105 R)
• M8: 4,014,459 km (0.095 R)
• M9: 4,442,758 km (0.105 R)
• M10: 5,336,156 km (0.093 R)
• M11: 5,796,469 km (0.118 R)
• M12: 6,841,260 km (0.108 R)
• M13: 7,764,578 km (0.111 R)
• M14: 8,231,473 km (0.116 R)
• M15: 8,665,008 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.7

Radius: 12.2

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.72 AU - 2.44 AU

Year: 1907 Days

Day: 13.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,715,378 km

• M1: 151,842 km (0.087 R)
• M2: 838,795 km (0.073 R)
• M3: 1,484,460 km (0.096 R)
• M4: 2,226,465 km (0.107 R)
• M5: 2,908,781 km (0.043 R)
• M6: 3,655,574 km (0.06 R)
• M7: 4,228,234 km (0.031 R)
• M8: 5,187,905 km (0.045 R)
• M9: 5,600,944 km (0.106 R)
• M10: 6,085,791 km (0.105 R)
• M11: 6,677,899 km (0.088 R)
• M12: 8,250,771 km (0.058 R)
• M13: 9,140,579 km (0.109 R)
• M14: 9,677,037 km (0.032 R)
• M15: 10,234,439 km (0.044 R)
• M16: 12,356,186 km (0.117 R)
• M17: 13,264,993 km (0.089 R)
• M18: 14,041,256 km (0.063 R)
• M19: 16,066,363 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.6

Radius: 13.1

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.81 AU - 2.95 AU

Year: 3108 Days

Day: 11.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,715,378 km

• M1: 169,794 km (0.116 R)
• M2: 736,470 km (0.11 R)
• M3: 1,383,182 km (0.083 R)
• M4: 2,743,924 km (0.041 R)
• M5: 3,679,210 km (0.068 R)
• M6: 4,729,985 km (0.114 R)
• M7: 6,931,917 km (0.098 R)
• M8: 7,748,123 km (0.067 R)
• M9: 10,251,493 km (0.109 R)
• M10: 12,864,669 km (0.08 R)
• M11: 14,052,027 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.9

Radius: 11.8

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.88 AU - 3.62 AU

Year: 3725 Days

Day: 7.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,715,378 km

• M1: 149,448 km (0.084 R)
• M2: 578,645 km (0.118 R)
• M3: 1,061,098 km (0.12 R)
• M4: 1,456,485 km (0.113 R)
• M5: 1,978,282 km (0.075 R)
• M6: 2,907,883 km (0.055 R)
• M7: 3,723,940 km (0.1 R)
• M8: 4,130,547 km (0.116 R)
• M9: 5,949,807 km (0.092 R)
• M10: 6,599,510 km (0.106 R)
• M11: 7,230,663 km (0.113 R)
• M12: 7,901,760 km (0.095 R)
• M13: 8,504,489 km (0.106 R)
• M14: 9,099,440 km (0.094 R)
• M15: 9,761,859 km (0.053 R)
• M16: 12,453,574 km (0.074 R)
• M17: 13,418,480 km (0.12 R)
• M18: 14,328,783 km (0.065 R)
• M19: 15,551,297 km (0.099 R)
• M20: 16,272,359 km (0.088 R)
• M21: 17,366,368 km (0.1 R)
• M22: 19,572,488 km (0.115 R)
• M23: 23,727,269 km (0.11 R)
• M24: 24,165,292 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.5

Radius: 12

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.22 AU - 5.1 AU

Year: 5395 Days

Day: 13.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,715,378 km

• M1: 149,897 km (0.094 R)
• M2: 574,306 km (0.11 R)
• M3: 1,052,870 km (0.116 R)
• M4: 1,462,469 km (0.082 R)
• M5: 1,888,075 km (0.097 R)
• M6: 2,521,921 km (0.092 R)
• M7: 3,068,851 km (0.066 R)
• M8: 3,510,015 km (0.069 R)
• M9: 5,689,057 km (0.1 R)
• M10: 8,465,744 km (0.102 R)
• M11: 10,740,828 km (0.047 R)
• M12: 11,401,751 km (0.094 R)
• M13: 11,903,503 km (0.112 R)
• M14: 12,804,830 km (0.092 R)
• M15: 14,319,957 km (0.087 R)
• M16: 14,797,025 km (0.114 R)
• M17: 15,394,369 km (0.118 R)
• M18: 16,064,418 km (0.081 R)
• M19: 17,462,709 km (0.118 R)
• M20: 21,243,346 km (0.091 R)
• M21: 23,215,346 km (0.093 R)
• M22: 23,726,821 km (0.069 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 13,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit