🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.74 AU - 0.78 AU

Year: 254 Days

Day: 43.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.3 AU - 2.08 AU

Year: 841 Days

Day: 30.2 Hours

Environment

Temp: -60 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,196,787 km

• M1: 991,235 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.2 AU - 2.78 AU

Year: 1504 Days

Day: 23.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,196,787 km

• M1: 386,411 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.94 AU - 4.56 AU

Year: 2780 Days

Day: 46.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.9

Radius: 14.1

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.51 AU - 5.63 AU

Year: 4371 Days

Day: 11.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,196,787 km

• M1: 177,124 km (0.057 R)
• M2: 686,205 km (0.119 R)
• M3: 1,333,366 km (0.119 R)
• M4: 2,187,719 km (0.044 R)
• M5: 2,706,525 km (0.042 R)
• M6: 3,176,711 km (0.096 R)
• M7: 3,868,302 km (0.081 R)
• M8: 4,755,866 km (0.065 R)
• M9: 5,775,226 km (0.099 R)
• M10: 9,362,134 km (0.079 R)
• M11: 10,746,064 km (0.043 R)
• M12: 15,772,253 km (0.06 R)
• M13: 17,667,209 km (0.069 R)
• M14: 18,762,715 km (0.116 R)
• M15: 19,263,867 km (0.053 R)
• M16: 20,754,760 km (0.093 R)
• M17: 21,223,600 km (0.055 R)
• M18: 22,884,435 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.3

Radius: 9.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.73 AU - 9.49 AU

Year: 8843 Days

Day: 9.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,196,787 km

• M1: 154,535 km (0.113 R)
• M2: 723,156 km (0.115 R)
• M3: 1,973,645 km (0.105 R)
• M4: 2,724,476 km (0.078 R)
• M5: 3,564,169 km (0.066 R)
• M6: 3,863,963 km (0.096 R)
• M7: 4,756,165 km (0.065 R)
• M8: 7,050,996 km (0.088 R)
• M9: 8,995,320 km (0.118 R)
• M10: 10,090,825 km (0.103 R)
• M11: 10,506,258 km (0.05 R)
• M12: 10,933,061 km (0.044 R)
• M13: 16,613,442 km (0.102 R)
• M14: 18,530,090 km (0.104 R)
• M15: 23,593,978 km (0.107 R)
• M16: 27,143,486 km (0.1 R)
• M17: 28,584,413 km (0.085 R)
• M18: 29,604,222 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 9

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.48 AU - 9.04 AU

Year: 9089 Days

Day: 9.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,196,787 km

• M1: 115,041 km (0.11 R)
• M2: 429,495 km (0.097 R)
• M3: 730,337 km (0.047 R)
• M4: 1,369,718 km (0.116 R)
• M5: 1,982,770 km (0.064 R)
• M6: 2,827,250 km (0.096 R)
• M7: 3,221,590 km (0.099 R)
• M8: 4,019,096 km (0.099 R)
• M9: 5,149,009 km (0.116 R)
• M10: 5,516,721 km (0.099 R)
• M11: 7,091,537 km (0.112 R)
• M12: 7,625,153 km (0.115 R)
• M13: 10,704,775 km (0.05 R)
• M14: 12,409,742 km (0.115 R)
• M15: 13,469,643 km (0.111 R)
• M16: 16,944,203 km (0.064 R)
• M17: 18,815,373 km (0.042 R)
• M18: 25,689,694 km (0.095 R)
• M19: 26,403,426 km (0.058 R)
• M20: 27,314,178 km (0.092 R)
• M21: 30,369,265 km (0.11 R)
• M22: 37,489,526 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.1

Radius: 6.4

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 12.84 AU - 18.2 AU

Year: 23410 Days

Day: 24.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,196,787 km

• M1: 79,736 km (0.11 R)
• M2: 409,449 km (0.05 R)
• M3: 980,165 km (0.074 R)
• M4: 1,467,705 km (0.044 R)
• M5: 1,820,307 km (0.115 R)
• M6: 2,105,740 km (0.054 R)
• M7: 3,444,341 km (0.079 R)
• M8: 3,644,354 km (0.068 R)
• M9: 5,384,476 km (0.042 R)
• M10: 5,615,754 km (0.099 R)
• M11: 6,349,382 km (0.079 R)
• M12: 8,512,268 km (0.051 R)
• M13: 12,209,430 km (0.096 R)
• M14: 12,812,459 km (0.111 R)
• M15: 19,251,750 km (0.107 R)
• M16: 22,357,701 km (0.093 R)
• M17: 26,997,180 km (0.097 R)
• M18: 31,363,942 km (0.084 R)
• M19: 31,862,402 km (0.119 R)
• M20: 33,519,198 km (0.095 R)
• M21: 37,142,159 km (0.108 R)
• M22: 37,420,561 km (0.12 R)
• M23: 45,313,045 km (0.064 R)
• M24: 45,950,183 km (0.107 R)
• M25: 48,891,127 km (0.092 R)
• M26: 50,748,834 km (0.097 R)
• M27: 55,144,767 km (0.105 R)
• M28: 57,714,111 km (0.107 R)
• M29: 66,922,159 km (0.113 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 19,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit