🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.57 AU - 0.61 AU

Year: 168 Days

Day: 37.1 Hours

Environment

Temp: 146 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,233,028 km

• M1: 410,048 km (0.112 R)

Asteroid Belt

Center: 1.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.5 AU - 2.88 AU

Year: 1636 Days

Day: 32.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,233,028 km

• M1: 52,658 km (0.1 R)
• M2: 87,066 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.7

Radius: 15

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.35 AU - 7.43 AU

Year: 7450 Days

Day: 7.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,233,028 km

• M1: 186,549 km (0.12 R)
• M2: 746,493 km (0.076 R)
• M3: 1,673,103 km (0.104 R)
• M4: 2,454,751 km (0.1 R)
• M5: 2,921,347 km (0.061 R)
• M6: 4,116,485 km (0.109 R)
• M7: 5,265,995 km (0.052 R)
• M8: 6,547,450 km (0.088 R)
• M9: 7,030,801 km (0.116 R)
• M10: 8,582,729 km (0.086 R)
• M11: 9,208,946 km (0.11 R)
• M12: 9,722,066 km (0.067 R)
• M13: 15,896,270 km (0.075 R)
• M14: 16,568,413 km (0.081 R)
• M15: 21,654,441 km (0.103 R)
• M16: 22,648,968 km (0.094 R)
• M17: 25,268,427 km (0.081 R)
• M18: 26,277,764 km (0.088 R)
• M19: 29,668,549 km (0.118 R)
• M20: 31,837,568 km (0.09 R)
• M21: 35,570,484 km (0.115 R)
• M22: 37,542,184 km (0.026 R)
• M23: 41,323,869 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.6

Radius: 9

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.1 AU - 8.34 AU

Year: 8740 Days

Day: 10.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,233,028 km

• M1: 112,049 km (0.025 R)
• M2: 401,072 km (0.028 R)
• M3: 1,185,563 km (0.078 R)
• M4: 1,746,854 km (0.093 R)
• M5: 2,165,728 km (0.095 R)
• M6: 2,527,456 km (0.073 R)
• M7: 2,967,872 km (0.066 R)
• M8: 3,885,206 km (0.038 R)
• M9: 4,296,002 km (0.094 R)
• M10: 5,644,776 km (0.098 R)
• M11: 6,801,617 km (0.026 R)
• M12: 7,327,603 km (0.098 R)
• M13: 8,225,489 km (0.092 R)
• M14: 8,822,834 km (0.037 R)
• M15: 9,882,286 km (0.115 R)
• M16: 11,167,182 km (0.047 R)
• M17: 14,345,987 km (0.105 R)
• M18: 14,919,096 km (0.085 R)
• M19: 19,297,976 km (0.115 R)
• M20: 19,645,192 km (0.086 R)
• M21: 20,639,420 km (0.056 R)
• M22: 21,002,494 km (0.111 R)
• M23: 21,518,008 km (0.093 R)
• M24: 22,117,447 km (0.09 R)
• M25: 22,727,956 km (0.12 R)
• M26: 23,982,633 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.7

Radius: 12.7

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 8.42 AU - 10.76 AU

Year: 11014 Days

Day: 12.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,233,028 km

• M1: 159,771 km (0.047 R)
• M2: 2,509,504 km (0.063 R)
• M3: 4,033,308 km (0.062 R)
• M4: 5,338,400 km (0.118 R)
• M5: 9,705,461 km (0.107 R)
• M6: 11,687,483 km (0.078 R)
• M7: 12,421,111 km (0.102 R)
• M8: 18,509,894 km (0.09 R)
• M9: 21,972,786 km (0.096 R)
• M10: 26,839,354 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 11

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 9.64 AU - 12.9 AU

Year: 14031 Days

Day: 9.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,233,028 km

• M1: 137,331 km (0.087 R)
• M2: 595,699 km (0.078 R)
• M3: 981,960 km (0.119 R)
• M4: 2,062,057 km (0.064 R)
• M5: 2,620,356 km (0.11 R)
• M6: 3,511,511 km (0.096 R)
• M7: 5,851,521 km (0.104 R)
• M8: 6,784,263 km (0.096 R)
• M9: 8,409,196 km (0.072 R)
• M10: 9,034,963 km (0.038 R)
• M11: 10,329,284 km (0.097 R)
• M12: 10,994,995 km (0.063 R)
• M13: 12,298,740 km (0.102 R)
• M14: 13,105,521 km (0.093 R)
• M15: 14,633,365 km (0.063 R)
• M16: 15,938,606 km (0.079 R)
• M17: 16,413,280 km (0.051 R)
• M18: 17,605,425 km (0.075 R)
• M19: 22,192,545 km (0.078 R)
• M20: 22,614,561 km (0.104 R)
• M21: 24,001,034 km (0.104 R)
• M22: 28,499,890 km (0.062 R)
• M23: 28,998,650 km (0.115 R)
• M24: 32,981,543 km (0.075 R)
• M25: 36,724,183 km (0.075 R)
• M26: 42,271,422 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.3

Radius: 5

Gravity: 13.49 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 12.85 AU - 19.57 AU

Year: 24204 Days

Day: 21.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,233,028 km

• M1: 64,477 km (0.105 R)
• M2: 446,699 km (0.113 R)
• M3: 693,536 km (0.097 R)
• M4: 981,212 km (0.062 R)
• M5: 1,219,372 km (0.061 R)
• M6: 1,418,936 km (0.106 R)
• M7: 2,132,667 km (0.037 R)
• M8: 2,467,766 km (0.106 R)
• M9: 3,349,945 km (0.1 R)
• M10: 4,760,653 km (0.09 R)
• M11: 7,791,356 km (0.104 R)
• M12: 8,033,406 km (0.1 R)
• M13: 8,380,622 km (0.118 R)
• M14: 8,999,210 km (0.066 R)
• M15: 10,677,847 km (0.051 R)
• M16: 11,036,882 km (0.057 R)
• M17: 11,906,195 km (0.042 R)
• M18: 12,488,580 km (0.114 R)
• M19: 13,022,046 km (0.097 R)
• M20: 13,294,464 km (0.064 R)
• M21: 15,308,500 km (0.07 R)
• M22: 21,308,721 km (0.061 R)
• M23: 21,686,904 km (0.106 R)
• M24: 22,069,725 km (0.115 R)
• M25: 26,148,212 km (0.069 R)
• M26: 29,284,382 km (0.11 R)
• M27: 33,545,527 km (0.068 R)
• M28: 34,834,911 km (0.049 R)
• M29: 37,375,083 km (0.112 R)
• M30: 37,925,155 km (0.062 R)
• M31: 38,620,186 km (0.095 R)
• M32: 39,607,682 km (0.113 R)
• M33: 41,047,262 km (0.109 R)
• M34: 44,030,543 km (0.114 R)
• M35: 48,608,088 km (0.053 R)
• M36: 50,257,405 km (0.114 R)
• M37: 52,456,643 km (0.082 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: 515 - 11,124 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit