🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.69 AU - 0.77 AU

Year: 235 Days

Day: 33.7 Hours

Environment

Temp: 127 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.66 AU - 1 AU

Year: 285 Days

Day: 14.7 Hours

Environment

Temp: 152 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.84 AU - 1.96 AU

Year: 987 Days

Day: 38 Hours

Environment

Temp: -74 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,063,952 km

• M1: 566,378 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.86 AU - 4.6 AU

Year: 2714 Days

Day: 17.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,063,952 km

• M1: 1,649,167 km (0.098 R)

Asteroid Belt

Center: 5.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.8

Radius: 11.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.41 AU - 8.37 AU

Year: 8349 Days

Day: 11.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,063,952 km

• M1: 145,559 km (0.106 R)
• M2: 556,354 km (0.075 R)
• M3: 1,266,496 km (0.12 R)
• M4: 1,675,945 km (0.068 R)
• M5: 2,082,552 km (0.12 R)
• M6: 3,099,518 km (0.064 R)
• M7: 3,497,000 km (0.107 R)
• M8: 4,244,540 km (0.057 R)
• M9: 5,238,469 km (0.045 R)
• M10: 5,868,126 km (0.109 R)
• M11: 6,682,986 km (0.087 R)
• M12: 7,171,423 km (0.095 R)
• M13: 8,025,477 km (0.103 R)
• M14: 10,713,302 km (0.05 R)
• M15: 12,132,537 km (0.095 R)
• M16: 14,347,932 km (0.044 R)
• M17: 14,868,084 km (0.081 R)
• M18: 18,057,660 km (0.102 R)
• M19: 19,776,689 km (0.03 R)
• M20: 21,527,283 km (0.094 R)
• M21: 25,586,173 km (0.077 R)
• M22: 27,750,854 km (0.108 R)
• M23: 29,106,809 km (0.095 R)
• M24: 30,034,914 km (0.064 R)
• M25: 30,696,286 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.1

Radius: 9.6

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.88 AU - 12.42 AU

Year: 12182 Days

Day: 14 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 27,063,952 km

• M1: 120,426 km (0.046 R)
• M2: 454,179 km (0.033 R)
• M3: 865,872 km (0.11 R)
• M4: 1,177,784 km (0.102 R)
• M5: 1,745,358 km (0.036 R)
• M6: 2,546,455 km (0.078 R)
• M7: 5,383,579 km (0.084 R)
• M8: 6,428,819 km (0.057 R)
• M9: 6,739,683 km (0.093 R)
• M10: 7,224,979 km (0.115 R)
• M11: 9,304,090 km (0.119 R)
• M12: 10,427,570 km (0.042 R)
• M13: 12,819,790 km (0.061 R)
• M14: 13,313,762 km (0.057 R)
• M15: 13,884,627 km (0.091 R)
• M16: 14,471,649 km (0.098 R)
• M17: 15,765,372 km (0.104 R)
• M18: 18,192,896 km (0.119 R)
• M19: 19,374,719 km (0.099 R)
• M20: 19,698,300 km (0.056 R)
• M21: 22,241,763 km (0.102 R)
• M22: 24,806,020 km (0.113 R)
• M23: 25,767,784 km (0.119 R)
• M24: 27,357,860 km (0.101 R)
• M25: 27,970,763 km (0.101 R)
• M26: 32,406,190 km (0.12 R)
• M27: 41,559,186 km (0.089 R)
• M28: 46,432,337 km (0.107 R)
• M29: 50,748,385 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223

Radius: 14.3

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.92 AU - 10.38 AU

Year: 12182 Days

Day: 14.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,063,952 km

• M1: 183,706 km (0.036 R)
• M2: 748,887 km (0.09 R)
• M3: 1,198,728 km (0.076 R)
• M4: 2,199,687 km (0.099 R)
• M5: 3,774,205 km (0.09 R)
• M6: 5,085,280 km (0.066 R)
• M7: 6,929,523 km (0.113 R)
• M8: 9,185,908 km (0.103 R)
• M9: 12,104,712 km (0.116 R)
• M10: 14,800,166 km (0.069 R)
• M11: 19,487,965 km (0.111 R)
• M12: 20,293,550 km (0.076 R)
• M13: 21,197,420 km (0.118 R)
• M14: 25,255,561 km (0.086 R)
• M15: 28,016,540 km (0.061 R)
• M16: 28,760,490 km (0.102 R)
• M17: 31,468,660 km (0.084 R)
• M18: 33,296,896 km (0.057 R)
• M19: 35,194,993 km (0.069 R)
• M20: 37,164,150 km (0.081 R)

Asteroid Belt

Center: 11.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.1

Radius: 5.5

Gravity: 22.55 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 11.98 AU - 12.5 AU

Year: 16132 Days

Day: 16.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 27,063,952 km

• M1: 79,287 km (0.111 R)
• M2: 260,749 km (0.11 R)
• M3: 491,579 km (0.073 R)
• M4: 787,932 km (0.106 R)
• M5: 1,606,980 km (0.06 R)
• M6: 1,791,435 km (0.043 R)
• M7: 3,426,988 km (0.097 R)
• M8: 3,880,569 km (0.038 R)
• M9: 5,942,626 km (0.065 R)
• M10: 7,161,848 km (0.094 R)
• M11: 8,999,808 km (0.063 R)
• M12: 10,892,071 km (0.04 R)
• M13: 11,434,214 km (0.118 R)
• M14: 11,994,009 km (0.12 R)
• M15: 13,303,439 km (0.101 R)
• M16: 14,850,730 km (0.065 R)
• M17: 15,292,792 km (0.112 R)
• M18: 16,436,019 km (0.057 R)
• M19: 17,309,820 km (0.087 R)
• M20: 31,160,189 km (0.084 R)
• M21: 35,021,759 km (0.068 R)
• M22: 39,610,674 km (0.068 R)
• M23: 42,488,787 km (0.057 R)
• M24: 51,450,597 km (0.085 R)
• M25: 51,954,293 km (0.047 R)
• M26: 54,871,153 km (0.083 R)
• M27: 55,046,033 km (0.097 R)
• M28: 60,281,509 km (0.062 R)
• M29: 61,782,125 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.6

Radius: 4

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 12.23 AU - 16.09 AU

Year: 20073 Days

Day: 20.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,063,952 km

• M1: 50,863 km (0.087 R)
• M2: 282,441 km (0.102 R)
• M3: 1,451,698 km (0.09 R)
• M4: 2,123,542 km (0.095 R)
• M5: 2,273,289 km (0.098 R)
• M6: 2,398,353 km (0.104 R)
• M7: 2,854,477 km (0.047 R)
• M8: 4,793,864 km (0.046 R)
• M9: 5,026,339 km (0.111 R)
• M10: 5,626,226 km (0.106 R)
• M11: 7,434,266 km (0.113 R)
• M12: 10,515,534 km (0.103 R)
• M13: 10,645,384 km (0.086 R)
• M14: 15,890,286 km (0.086 R)
• M15: 16,175,868 km (0.037 R)
• M16: 19,677,506 km (0.093 R)
• M17: 19,940,648 km (0.12 R)
• M18: 24,628,746 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 16,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit