🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.89 AU - 1.09 AU

Year: 360 Days

Day: 21.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,056,637 km

• M1: 545,583 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.04 AU - 1.36 AU

Year: 480 Days

Day: 25.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,056,637 km

• M1: 34,856 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.11 AU - 1.51 AU

Year: 548 Days

Day: 18.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.1 AU - 4.68 AU

Year: 3360 Days

Day: 18.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.5

Radius: 13.9

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.04 AU - 8.18 AU

Year: 6207 Days

Day: 13.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 102,056,637 km

• M1: 172,935 km (0.038 R)
• M2: 1,300,155 km (0.083 R)
• M3: 4,562,436 km (0.119 R)
• M4: 5,411,703 km (0.037 R)
• M5: 6,465,171 km (0.11 R)
• M6: 7,959,355 km (0.039 R)
• M7: 14,163,777 km (0.103 R)
• M8: 18,955,845 km (0.09 R)
• M9: 21,908,758 km (0.117 R)
• M10: 25,669,349 km (0.097 R)
• M11: 26,364,680 km (0.111 R)
• M12: 30,998,773 km (0.111 R)
• M13: 36,366,644 km (0.078 R)

Asteroid Belt

Center: 7.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.7

Radius: 14.8

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.22 AU - 9.04 AU

Year: 9260 Days

Day: 6.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,056,637 km

• M1: 184,005 km (0.07 R)
• M2: 1,669,961 km (0.103 R)
• M3: 3,112,533 km (0.117 R)
• M4: 4,519,950 km (0.072 R)
• M5: 5,683,223 km (0.089 R)
• M6: 7,302,620 km (0.065 R)
• M7: 7,811,851 km (0.105 R)
• M8: 11,025,812 km (0.089 R)
• M9: 12,233,216 km (0.075 R)
• M10: 13,238,364 km (0.067 R)
• M11: 15,476,947 km (0.106 R)
• M12: 16,123,060 km (0.113 R)
• M13: 17,747,394 km (0.094 R)
• M14: 19,256,088 km (0.075 R)
• M15: 19,928,232 km (0.112 R)
• M16: 20,616,083 km (0.117 R)
• M17: 29,557,846 km (0.083 R)
• M18: 37,926,501 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.7

Radius: 3.7

Gravity: 55.35 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.68 AU - 15.18 AU

Year: 16007 Days

Day: 15.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 102,056,637 km

• M1: 46,076 km (0.054 R)
• M2: 205,547 km (0.11 R)
• M3: 334,202 km (0.112 R)
• M4: 629,957 km (0.076 R)
• M5: 1,092,513 km (0.079 R)
• M6: 1,682,228 km (0.116 R)
• M7: 1,876,256 km (0.097 R)
• M8: 2,549,148 km (0.082 R)
• M9: 2,733,901 km (0.114 R)
• M10: 2,902,797 km (0.08 R)
• M11: 5,859,749 km (0.1 R)
• M12: 6,558,371 km (0.095 R)
• M13: 6,773,941 km (0.1 R)
• M14: 7,923,750 km (0.094 R)
• M15: 8,367,607 km (0.109 R)
• M16: 9,144,020 km (0.106 R)
• M17: 12,665,704 km (0.089 R)
• M18: 12,798,696 km (0.101 R)
• M19: 14,541,811 km (0.114 R)
• M20: 15,507,914 km (0.067 R)
• M21: 16,123,210 km (0.098 R)
• M22: 20,524,977 km (0.083 R)
• M23: 22,900,292 km (0.111 R)
• M24: 24,512,957 km (0.074 R)
• M25: 24,927,643 km (0.054 R)
• M26: 25,770,926 km (0.041 R)
• M27: 26,961,426 km (0.031 R)
• M28: 29,218,858 km (0.046 R)
• M29: 30,274,719 km (0.116 R)
• M30: 31,721,630 km (0.097 R)
• M31: 34,234,426 km (0.12 R)
• M32: 37,012,308 km (0.105 R)
• M33: 39,936,648 km (0.091 R)
• M34: 42,413,988 km (0.113 R)
• M35: 49,957,760 km (0.098 R)
• M36: 50,290,017 km (0.116 R)
• M37: 61,530,352 km (0.078 R)
• M38: 61,721,239 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.5

Radius: 6.2

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 16.1 AU - 19.32 AU

Year: 27222 Days

Day: 22.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,056,637 km

• M1: 85,570 km (0.069 R)
• M2: 397,482 km (0.086 R)
• M3: 732,880 km (0.078 R)
• M4: 1,110,465 km (0.058 R)
• M5: 1,378,395 km (0.084 R)
• M6: 1,785,899 km (0.108 R)
• M7: 2,491,852 km (0.094 R)
• M8: 3,194,214 km (0.095 R)
• M9: 3,822,974 km (0.061 R)
• M10: 4,255,910 km (0.111 R)
• M11: 4,688,846 km (0.118 R)
• M12: 7,263,575 km (0.098 R)
• M13: 8,110,748 km (0.107 R)
• M14: 27,138,849 km (0.075 R)
• M15: 31,056,219 km (0.104 R)
• M16: 39,989,456 km (0.116 R)
• M17: 40,394,866 km (0.075 R)
• M18: 54,035,948 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 723.7

Radius: 5.1

Gravity: 27.82 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 16.9 AU - 21.08 AU

Year: 30226 Days

Day: 23.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 102,056,637 km

• M1: 63,878 km (0.107 R)
• M2: 619,485 km (0.108 R)
• M3: 1,048,980 km (0.048 R)
• M4: 1,336,956 km (0.065 R)
• M5: 1,676,244 km (0.032 R)
• M6: 1,918,892 km (0.062 R)
• M7: 2,302,311 km (0.047 R)
• M8: 2,735,397 km (0.12 R)
• M9: 3,437,011 km (0.036 R)
• M10: 3,728,727 km (0.105 R)
• M11: 6,542,214 km (0.077 R)
• M12: 6,738,935 km (0.111 R)
• M13: 7,512,506 km (0.042 R)
• M14: 7,674,072 km (0.038 R)
• M15: 9,295,712 km (0.104 R)
• M16: 9,862,090 km (0.097 R)
• M17: 10,585,246 km (0.076 R)
• M18: 12,889,203 km (0.104 R)
• M19: 17,975,082 km (0.115 R)
• M20: 18,753,739 km (0.075 R)
• M21: 20,378,072 km (0.057 R)
• M22: 22,426,067 km (0.101 R)
• M23: 27,687,275 km (0.118 R)
• M24: 41,729,578 km (0.085 R)
• M25: 43,264,153 km (0.105 R)
• M26: 44,659,452 km (0.119 R)
• M27: 53,866,304 km (0.062 R)
• M28: 57,334,282 km (0.058 R)
• M29: 66,994,863 km (0.114 R)
• M30: 70,282,276 km (0.113 R)
• M31: 71,000,346 km (0.103 R)
• M32: 75,162,458 km (0.105 R)
• M33: 83,700,457 km (0.048 R)
• M34: 89,177,235 km (0.044 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 13,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit