🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.49 AU - 1.55 AU

Year: 674 Days

Day: 27.6 Hours

Environment

Temp: -33 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.75 AU - 2.11 AU

Year: 965 Days

Day: 32.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,638,656 km

• M1: 1,030,131 km (0.106 R)

Asteroid Belt

Center: 3.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.6 AU - 4.82 AU

Year: 3109 Days

Day: 13.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.48 AU - 5.52 AU

Year: 3436 Days

Day: 30.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,638,656 km

• M1: 36,203 km (0.106 R)
• M2: 251,923 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.9

Radius: 13.5

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.24 AU - 5.86 AU

Year: 4706 Days

Day: 9.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,638,656 km

• M1: 167,849 km (0.088 R)
• M2: 1,135,747 km (0.105 R)
• M3: 1,823,598 km (0.086 R)
• M4: 2,378,905 km (0.109 R)
• M5: 3,876,829 km (0.109 R)
• M6: 4,390,698 km (0.073 R)
• M7: 5,323,440 km (0.109 R)
• M8: 7,166,636 km (0.082 R)
• M9: 7,745,131 km (0.112 R)
• M10: 9,479,568 km (0.104 R)
• M11: 10,661,840 km (0.115 R)
• M12: 11,119,311 km (0.071 R)
• M13: 11,940,304 km (0.073 R)
• M14: 12,570,859 km (0.08 R)
• M15: 13,034,762 km (0.055 R)
• M16: 14,394,906 km (0.099 R)
• M17: 19,904,894 km (0.112 R)
• M18: 21,115,590 km (0.099 R)
• M19: 22,919,740 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.8

Radius: 13.3

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.2 AU - 9.64 AU

Year: 8022 Days

Day: 13.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,638,656 km

• M1: 168,746 km (0.115 R)
• M2: 723,306 km (0.071 R)
• M3: 1,378,694 km (0.045 R)
• M4: 4,097,785 km (0.079 R)
• M5: 6,538,025 km (0.113 R)
• M6: 9,872,113 km (0.092 R)
• M7: 10,778,377 km (0.088 R)
• M8: 11,960,499 km (0.048 R)
• M9: 12,525,680 km (0.049 R)
• M10: 19,047,549 km (0.075 R)
• M11: 20,772,562 km (0.095 R)
• M12: 24,803,327 km (0.047 R)
• M13: 31,197,738 km (0.097 R)
• M14: 33,145,802 km (0.091 R)
• M15: 40,603,256 km (0.035 R)
• M16: 41,495,158 km (0.116 R)
• M17: 42,792,022 km (0.078 R)
• M18: 43,450,552 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696

Radius: 11.3

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 10.16 AU - 12.2 AU

Year: 13453 Days

Day: 6 Hours

Environment

Temp: -168 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,638,656 km

• M1: 141,071 km (0.041 R)
• M2: 1,440,478 km (0.061 R)
• M3: 2,151,666 km (0.057 R)
• M4: 2,851,186 km (0.086 R)
• M5: 3,254,801 km (0.085 R)
• M6: 6,222,972 km (0.06 R)
• M7: 7,033,045 km (0.068 R)
• M8: 7,685,591 km (0.092 R)
• M9: 8,142,762 km (0.064 R)
• M10: 8,961,660 km (0.06 R)
• M11: 9,416,887 km (0.091 R)
• M12: 11,104,800 km (0.085 R)
• M13: 12,233,964 km (0.117 R)
• M14: 16,155,373 km (0.091 R)
• M15: 17,603,481 km (0.113 R)
• M16: 20,756,405 km (0.093 R)
• M17: 29,688,445 km (0.079 R)
• M18: 40,611,633 km (0.049 R)
• M19: 45,611,643 km (0.067 R)
• M20: 47,416,242 km (0.086 R)
• M21: 52,951,064 km (0.112 R)
• M22: 55,618,843 km (0.068 R)
• M23: 58,375,034 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954

Radius: 6.6

Gravity: 21.9 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 15.03 AU - 21.85 AU

Year: 28498 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,638,656 km

• M1: 82,129 km (0.074 R)
• M2: 318,344 km (0.09 R)
• M3: 1,802,654 km (0.113 R)
• M4: 2,518,929 km (0.093 R)
• M5: 3,316,136 km (0.11 R)
• M6: 4,233,620 km (0.064 R)
• M7: 4,691,688 km (0.05 R)
• M8: 6,362,098 km (0.083 R)
• M9: 7,330,595 km (0.085 R)
• M10: 11,244,524 km (0.102 R)
• M11: 12,730,928 km (0.081 R)
• M12: 14,427,967 km (0.082 R)
• M13: 15,639,560 km (0.087 R)
• M14: 17,200,464 km (0.118 R)
• M15: 17,969,696 km (0.115 R)
• M16: 21,059,341 km (0.085 R)
• M17: 21,386,512 km (0.058 R)
• M18: 25,954,333 km (0.074 R)
• M19: 28,797,889 km (0.105 R)
• M20: 36,174,710 km (0.1 R)
• M21: 37,755,062 km (0.043 R)
• M22: 39,381,041 km (0.066 R)
• M23: 39,877,856 km (0.118 R)
• M24: 40,211,309 km (0.093 R)
• M25: 40,883,901 km (0.103 R)
• M26: 46,168,895 km (0.043 R)
• M27: 52,688,819 km (0.071 R)
• M28: 62,450,080 km (0.077 R)
• M29: 64,262,009 km (0.089 R)
• M30: 73,599,609 km (0.103 R)
• M31: 76,387,964 km (0.097 R)
• M32: 87,963,698 km (0.061 R)
• M33: 91,390,985 km (0.104 R)
• M34: 98,815,078 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.4

Radius: 7.2

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 17.27 AU - 20.15 AU

Year: 29126 Days

Day: 19.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,638,656 km

• M1: 91,255 km (0.107 R)
• M2: 543,040 km (0.098 R)
• M3: 905,217 km (0.098 R)
• M4: 1,172,698 km (0.071 R)
• M5: 2,083,450 km (0.074 R)
• M6: 2,432,162 km (0.109 R)
• M7: 3,998,153 km (0.069 R)
• M8: 4,794,013 km (0.106 R)
• M9: 7,197,154 km (0.088 R)
• M10: 8,852,753 km (0.119 R)
• M11: 9,508,441 km (0.116 R)
• M12: 10,250,297 km (0.119 R)
• M13: 13,871,612 km (0.111 R)
• M14: 16,861,326 km (0.038 R)
• M15: 18,668,019 km (0.113 R)
• M16: 19,576,228 km (0.1 R)
• M17: 22,111,164 km (0.069 R)
• M18: 23,790,101 km (0.118 R)
• M19: 24,660,611 km (0.032 R)
• M20: 25,054,203 km (0.06 R)
• M21: 26,260,410 km (0.11 R)
• M22: 26,981,622 km (0.089 R)
• M23: 28,896,624 km (0.073 R)
• M24: 30,222,659 km (0.079 R)
• M25: 43,456,835 km (0.083 R)
• M26: 46,678,874 km (0.064 R)
• M27: 52,450,809 km (0.08 R)

Kuiper Belt

Range: 30.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 11,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit