🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.45 AU - 0.59 AU

Year: 134 Days

Day: 22.4 Hours

Environment

Temp: 265 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,153,139 km

• M1: 163,062 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.19 AU - 1.57 AU

Year: 581 Days

Day: 19.8 Hours

Environment

Temp: -16 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.24 AU - 1.66 AU

Year: 625 Days

Day: 16.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 62,153,139 km

• M1: 95,593 km (0.084 R)
• M2: 970,142 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.65 AU - 3.01 AU

Year: 1705 Days

Day: 46.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 11.8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.11 AU - 5.63 AU

Year: 4457 Days

Day: 13.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,153,139 km

• M1: 148,850 km (0.088 R)
• M2: 627,413 km (0.116 R)
• M3: 1,112,859 km (0.07 R)
• M4: 2,590,886 km (0.111 R)
• M5: 3,866,058 km (0.077 R)
• M6: 4,298,246 km (0.1 R)
• M7: 4,835,003 km (0.117 R)
• M8: 6,301,960 km (0.083 R)
• M9: 7,090,640 km (0.076 R)
• M10: 7,608,099 km (0.108 R)
• M11: 8,220,104 km (0.108 R)
• M12: 8,828,070 km (0.091 R)
• M13: 9,581,444 km (0.104 R)
• M14: 10,459,135 km (0.119 R)
• M15: 11,130,530 km (0.05 R)
• M16: 12,010,016 km (0.104 R)
• M17: 13,270,079 km (0.11 R)
• M18: 13,659,931 km (0.074 R)
• M19: 14,360,498 km (0.072 R)
• M20: 16,494,512 km (0.043 R)
• M21: 17,695,783 km (0.092 R)
• M22: 19,763,225 km (0.038 R)
• M23: 21,183,806 km (0.105 R)
• M24: 21,716,973 km (0.112 R)
• M25: 22,122,683 km (0.079 R)
• M26: 23,867,742 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.8

Radius: 10.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.29 AU - 8.79 AU

Year: 6690 Days

Day: 12.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,153,139 km

• M1: 132,544 km (0.115 R)
• M2: 501,602 km (0.05 R)
• M3: 918,980 km (0.034 R)
• M4: 1,348,326 km (0.053 R)
• M5: 1,870,572 km (0.087 R)
• M6: 2,270,297 km (0.111 R)
• M7: 2,744,523 km (0.116 R)
• M8: 4,097,486 km (0.041 R)
• M9: 5,146,765 km (0.093 R)
• M10: 5,705,513 km (0.118 R)
• M11: 8,969,589 km (0.037 R)
• M12: 11,875,827 km (0.115 R)
• M13: 12,260,293 km (0.081 R)
• M14: 13,360,735 km (0.106 R)
• M15: 14,309,036 km (0.104 R)
• M16: 15,930,528 km (0.077 R)
• M17: 17,920,778 km (0.08 R)
• M18: 20,071,397 km (0.118 R)
• M19: 20,825,071 km (0.073 R)
• M20: 23,953,312 km (0.107 R)
• M21: 26,394,001 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.7

Radius: 13.2

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.36 AU - 8.08 AU

Year: 6948 Days

Day: 11.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,153,139 km

• M1: 164,258 km (0.057 R)
• M2: 1,116,000 km (0.12 R)
• M3: 1,528,441 km (0.042 R)
• M4: 2,606,892 km (0.055 R)
• M5: 4,344,023 km (0.039 R)
• M6: 4,963,358 km (0.087 R)
• M7: 6,548,497 km (0.07 R)
• M8: 8,694,778 km (0.112 R)
• M9: 10,504,613 km (0.085 R)
• M10: 11,030,300 km (0.119 R)
• M11: 12,500,996 km (0.082 R)
• M12: 13,256,017 km (0.113 R)
• M13: 14,503,962 km (0.049 R)
• M14: 15,704,934 km (0.076 R)
• M15: 17,430,246 km (0.11 R)
• M16: 18,510,493 km (0.111 R)
• M17: 20,213,814 km (0.079 R)
• M18: 21,558,400 km (0.09 R)
• M19: 22,174,743 km (0.096 R)
• M20: 23,041,363 km (0.073 R)
• M21: 23,523,517 km (0.061 R)
• M22: 26,647,420 km (0.077 R)
• M23: 28,815,691 km (0.105 R)
• M24: 29,375,636 km (0.091 R)
• M25: 31,985,820 km (0.096 R)
• M26: 32,686,985 km (0.11 R)
• M27: 33,296,148 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.1

Radius: 10.1

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.41 AU - 9.71 AU

Year: 9767 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,153,139 km

• M1: 125,812 km (0.079 R)
• M2: 450,589 km (0.083 R)
• M3: 1,355,357 km (0.107 R)
• M4: 1,871,021 km (0.116 R)
• M5: 2,439,492 km (0.066 R)
• M6: 3,319,876 km (0.077 R)
• M7: 5,095,603 km (0.114 R)
• M8: 6,240,924 km (0.058 R)
• M9: 7,158,557 km (0.083 R)
• M10: 8,205,892 km (0.08 R)
• M11: 8,810,567 km (0.114 R)
• M12: 9,214,930 km (0.06 R)
• M13: 10,403,186 km (0.025 R)
• M14: 12,234,413 km (0.08 R)
• M15: 13,313,911 km (0.068 R)
• M16: 14,332,673 km (0.113 R)
• M17: 15,082,457 km (0.073 R)
• M18: 15,792,449 km (0.085 R)
• M19: 17,489,038 km (0.104 R)
• M20: 19,910,280 km (0.114 R)
• M21: 21,969,046 km (0.098 R)
• M22: 22,298,011 km (0.049 R)
• M23: 25,679,222 km (0.059 R)
• M24: 26,972,047 km (0.093 R)
• M25: 28,599,672 km (0.106 R)
• M26: 32,155,015 km (0.118 R)
• M27: 33,765,137 km (0.044 R)
• M28: 36,222,880 km (0.043 R)
• M29: 38,558,552 km (0.116 R)
• M30: 39,278,417 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.9

Radius: 6.9

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 11.72 AU - 15.42 AU

Year: 17904 Days

Day: 22 Hours

Environment

Temp: -182 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,153,139 km

• M1: 86,019 km (0.09 R)
• M2: 511,475 km (0.113 R)
• M3: 1,695,542 km (0.074 R)
• M4: 3,491,614 km (0.058 R)
• M5: 4,783,542 km (0.111 R)
• M6: 5,230,091 km (0.083 R)
• M7: 9,484,056 km (0.08 R)
• M8: 9,968,155 km (0.063 R)
• M9: 10,639,251 km (0.078 R)
• M10: 12,898,029 km (0.09 R)
• M11: 13,967,056 km (0.101 R)
• M12: 16,818,241 km (0.119 R)
• M13: 17,447,600 km (0.092 R)
• M14: 22,488,599 km (0.102 R)
• M15: 36,611,236 km (0.119 R)
• M16: 37,268,869 km (0.107 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 10,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit