🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.93 AU - 1.05 AU

Year: 379 Days

Day: 34.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 92,197,920 km

• M1: 11,519 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.22 AU - 1.44 AU

Year: 591 Days

Day: 12.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,197,920 km

• M1: 42,336 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.17 AU - 1.87 AU

Year: 721 Days

Day: 25.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.76 AU - 3.76 AU

Year: 2807 Days

Day: 39.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.8

Radius: 11.8

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.42 AU - 5.66 AU

Year: 5020 Days

Day: 8.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,197,920 km

• M1: 148,551 km (0.093 R)
• M2: 715,227 km (0.102 R)
• M3: 1,083,537 km (0.115 R)
• M4: 2,072,678 km (0.095 R)
• M5: 3,139,760 km (0.115 R)
• M6: 3,631,937 km (0.089 R)
• M7: 4,034,505 km (0.092 R)
• M8: 4,903,968 km (0.101 R)
• M9: 6,389,175 km (0.119 R)
• M10: 10,270,043 km (0.068 R)
• M11: 10,670,218 km (0.074 R)
• M12: 12,030,960 km (0.084 R)
• M13: 13,663,372 km (0.085 R)
• M14: 14,868,233 km (0.05 R)
• M15: 16,929,243 km (0.067 R)
• M16: 17,804,690 km (0.066 R)
• M17: 20,125,252 km (0.079 R)
• M18: 21,036,453 km (0.069 R)
• M19: 22,566,091 km (0.093 R)
• M20: 24,246,823 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 8.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.73 AU - 8.49 AU

Year: 8892 Days

Day: 10.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 92,197,920 km

• M1: 108,159 km (0.1 R)
• M2: 555,158 km (0.057 R)
• M3: 850,763 km (0.083 R)
• M4: 1,317,957 km (0.084 R)
• M5: 1,616,704 km (0.068 R)
• M6: 4,434,829 km (0.09 R)
• M7: 5,916,596 km (0.109 R)
• M8: 7,062,216 km (0.059 R)
• M9: 7,485,429 km (0.102 R)
• M10: 7,861,518 km (0.119 R)
• M11: 8,250,173 km (0.078 R)
• M12: 9,529,983 km (0.105 R)
• M13: 13,323,336 km (0.101 R)
• M14: 16,874,490 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.6

Radius: 12.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.21 AU - 9.31 AU

Year: 9982 Days

Day: 7.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,197,920 km

• M1: 162,762 km (0.107 R)
• M2: 587,321 km (0.059 R)
• M3: 1,077,553 km (0.087 R)
• M4: 1,579,454 km (0.075 R)
• M5: 3,870,396 km (0.114 R)
• M6: 4,388,454 km (0.103 R)
• M7: 5,161,127 km (0.098 R)
• M8: 6,295,527 km (0.086 R)
• M9: 6,977,394 km (0.108 R)
• M10: 7,628,743 km (0.068 R)
• M11: 8,112,693 km (0.115 R)
• M12: 8,789,772 km (0.11 R)
• M13: 9,458,325 km (0.081 R)
• M14: 12,204,344 km (0.104 R)
• M15: 13,730,242 km (0.041 R)
• M16: 14,145,825 km (0.09 R)
• M17: 14,877,807 km (0.095 R)
• M18: 15,443,287 km (0.099 R)
• M19: 16,153,877 km (0.038 R)
• M20: 17,920,179 km (0.076 R)
• M21: 19,216,295 km (0.08 R)
• M22: 20,038,485 km (0.087 R)
• M23: 23,818,225 km (0.077 R)
• M24: 28,334,734 km (0.027 R)
• M25: 29,204,347 km (0.061 R)
• M26: 31,404,782 km (0.11 R)
• M27: 32,440,747 km (0.105 R)
• M28: 34,580,595 km (0.075 R)
• M29: 36,472,260 km (0.104 R)
• M30: 37,732,473 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473

Radius: 6.1

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 10.23 AU - 16.37 AU

Year: 18674 Days

Day: 22.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,197,920 km

• M1: 75,996 km (0.114 R)
• M2: 431,739 km (0.081 R)
• M3: 996,621 km (0.099 R)
• M4: 1,216,829 km (0.063 R)
• M5: 2,803,763 km (0.098 R)
• M6: 3,094,881 km (0.096 R)
• M7: 3,911,835 km (0.101 R)
• M8: 4,796,257 km (0.081 R)
• M9: 5,249,389 km (0.106 R)
• M10: 6,120,647 km (0.07 R)
• M11: 7,671,828 km (0.112 R)
• M12: 9,361,685 km (0.082 R)
• M13: 13,322,438 km (0.083 R)
• M14: 15,369,685 km (0.079 R)
• M15: 17,135,688 km (0.109 R)
• M16: 18,108,822 km (0.115 R)
• M17: 21,618,388 km (0.116 R)
• M18: 23,630,779 km (0.053 R)
• M19: 26,079,696 km (0.12 R)
• M20: 29,946,651 km (0.111 R)
• M21: 30,411,602 km (0.099 R)
• M22: 31,236,634 km (0.05 R)
• M23: 31,475,242 km (0.107 R)
• M24: 32,319,423 km (0.068 R)
• M25: 35,070,977 km (0.055 R)
• M26: 39,764,012 km (0.109 R)
• M27: 40,044,059 km (0.036 R)
• M28: 41,177,861 km (0.11 R)
• M29: 42,478,764 km (0.118 R)
• M30: 45,314,691 km (0.053 R)
• M31: 51,360,240 km (0.081 R)
• M32: 54,058,986 km (0.094 R)
• M33: 54,575,248 km (0.105 R)
• M34: 59,188,398 km (0.06 R)
• M35: 59,736,973 km (0.062 R)
• M36: 62,152,829 km (0.079 R)
• M37: 64,247,199 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766.4

Radius: 4.3

Gravity: 41.45 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 15.5 AU - 17 AU

Year: 25220 Days

Day: 18.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 92,197,920 km

• M1: 64,327 km (0.079 R)
• M2: 275,110 km (0.09 R)
• M3: 506,239 km (0.087 R)
• M4: 858,991 km (0.096 R)
• M5: 1,459,028 km (0.063 R)
• M6: 3,101,313 km (0.027 R)
• M7: 3,707,185 km (0.096 R)
• M8: 6,880,305 km (0.035 R)
• M9: 7,849,251 km (0.103 R)
• M10: 8,906,010 km (0.097 R)
• M11: 10,894,166 km (0.112 R)
• M12: 11,229,415 km (0.034 R)
• M13: 11,571,545 km (0.063 R)
• M14: 13,694,189 km (0.067 R)
• M15: 17,388,808 km (0.098 R)
• M16: 19,463,281 km (0.1 R)
• M17: 19,659,554 km (0.098 R)
• M18: 24,664,351 km (0.063 R)
• M19: 31,120,247 km (0.056 R)
• M20: 49,022,773 km (0.104 R)
• M21: 53,122,204 km (0.041 R)
• M22: 53,313,839 km (0.113 R)
• M23: 55,058,898 km (0.102 R)
• M24: 56,044,598 km (0.096 R)
• M25: 56,243,115 km (0.033 R)
• M26: 61,360,708 km (0.094 R)
• M27: 78,557,881 km (0.069 R)
• M28: 85,985,116 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 15,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit