🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.46 AU - 0.72 AU

Year: 165 Days

Day: 29.1 Hours

Environment

Temp: 240 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,513,776 km

• M1: 14,511 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.7 AU - 0.72 AU

Year: 217 Days

Day: 38.6 Hours

Environment

Temp: 172 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,513,776 km

• M1: 52,808 km (0.055 R)

Asteroid Belt

Center: 5.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.1

Radius: 9.8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.22 AU - 11.16 AU

Year: 12703 Days

Day: 7.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,513,776 km

• M1: 125,513 km (0.118 R)
• M2: 436,975 km (0.064 R)
• M3: 776,413 km (0.094 R)
• M4: 1,190,799 km (0.075 R)
• M5: 2,339,412 km (0.087 R)
• M6: 2,893,073 km (0.108 R)
• M7: 3,812,651 km (0.115 R)
• M8: 4,236,313 km (0.083 R)
• M9: 4,691,090 km (0.102 R)
• M10: 5,449,551 km (0.106 R)
• M11: 6,220,279 km (0.076 R)
• M12: 6,631,973 km (0.109 R)
• M13: 7,586,856 km (0.108 R)
• M14: 8,588,863 km (0.12 R)
• M15: 10,805,454 km (0.06 R)
• M16: 11,915,022 km (0.106 R)
• M17: 13,378,538 km (0.031 R)
• M18: 21,352,403 km (0.078 R)
• M19: 23,916,810 km (0.114 R)
• M20: 28,792,354 km (0.05 R)
• M21: 29,170,837 km (0.118 R)
• M22: 36,454,159 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.7

Radius: 8.6

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 9.23 AU - 14.91 AU

Year: 15240 Days

Day: 8.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,513,776 km

• M1: 107,710 km (0.077 R)
• M2: 514,317 km (0.065 R)
• M3: 804,238 km (0.076 R)
• M4: 1,287,888 km (0.117 R)
• M5: 1,710,652 km (0.108 R)
• M6: 2,206,419 km (0.111 R)
• M7: 2,653,567 km (0.064 R)
• M8: 2,962,935 km (0.054 R)
• M9: 3,436,861 km (0.114 R)
• M10: 3,780,189 km (0.11 R)
• M11: 4,338,189 km (0.063 R)
• M12: 5,011,379 km (0.086 R)
• M13: 6,345,493 km (0.076 R)
• M14: 8,904,215 km (0.083 R)
• M15: 10,588,687 km (0.12 R)
• M16: 13,953,592 km (0.094 R)
• M17: 14,325,043 km (0.091 R)
• M18: 16,693,926 km (0.068 R)
• M19: 17,609,913 km (0.066 R)
• M20: 19,084,200 km (0.074 R)
• M21: 19,773,697 km (0.105 R)
• M22: 26,651,010 km (0.088 R)
• M23: 28,195,010 km (0.053 R)
• M24: 31,885,589 km (0.089 R)
• M25: 33,403,709 km (0.083 R)
• M26: 37,766,581 km (0.076 R)
• M27: 39,835,669 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.5

Radius: 7.3

Gravity: 17.78 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 12.83 AU - 13.27 AU

Year: 17133 Days

Day: 17.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,513,776 km

• M1: 104,868 km (0.043 R)
• M2: 415,583 km (0.059 R)
• M3: 860,487 km (0.03 R)
• M4: 1,342,491 km (0.117 R)
• M5: 1,594,115 km (0.073 R)
• M6: 2,012,091 km (0.086 R)
• M7: 2,523,866 km (0.073 R)
• M8: 3,337,528 km (0.07 R)
• M9: 3,928,290 km (0.086 R)
• M10: 4,517,856 km (0.071 R)
• M11: 4,762,448 km (0.057 R)
• M12: 5,871,716 km (0.075 R)
• M13: 7,238,143 km (0.092 R)
• M14: 7,476,902 km (0.042 R)
• M15: 7,770,413 km (0.09 R)
• M16: 8,967,196 km (0.091 R)
• M17: 9,695,588 km (0.093 R)
• M18: 9,986,107 km (0.114 R)
• M19: 11,526,366 km (0.045 R)
• M20: 11,852,490 km (0.11 R)
• M21: 13,361,035 km (0.115 R)
• M22: 13,793,821 km (0.102 R)
• M23: 15,697,903 km (0.114 R)
• M24: 16,424,350 km (0.102 R)
• M25: 23,476,843 km (0.1 R)
• M26: 25,400,970 km (0.114 R)
• M27: 28,480,742 km (0.089 R)
• M28: 36,336,874 km (0.087 R)
• M29: 42,358,338 km (0.115 R)
• M30: 49,012,152 km (0.103 R)
• M31: 51,259,112 km (0.109 R)
• M32: 60,934,653 km (0.12 R)
• M33: 63,530,476 km (0.07 R)
• M34: 69,800,422 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.7

Radius: 3.1

Gravity: 33.68 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 17.95 AU - 18.43 AU

Year: 28195 Days

Day: 23.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,513,776 km

• M1: 113,096 km (0.12 R)
• M2: 510,129 km (0.093 R)
• M3: 1,408,913 km (0.067 R)
• M4: 4,733,875 km (0.106 R)
• M5: 6,001,268 km (0.07 R)
• M6: 7,007,763 km (0.112 R)
• M7: 8,746,987 km (0.116 R)
• M8: 9,236,621 km (0.109 R)
• M9: 11,700,648 km (0.115 R)
• M10: 14,872,272 km (0.062 R)
• M11: 15,102,055 km (0.119 R)
• M12: 18,133,805 km (0.105 R)
• M13: 21,547,329 km (0.102 R)
• M14: 29,249,525 km (0.099 R)
• M15: 31,836,372 km (0.096 R)
• M16: 34,304,587 km (0.092 R)
• M17: 36,897,417 km (0.101 R)
• M18: 60,330,577 km (0.12 R)
• M19: 71,646,908 km (0.099 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 19,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit