🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.56 AU - 0.6 AU

Year: 160 Days

Day: 46.6 Hours

Environment

Temp: 179 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,486,224 km

• M1: 102,923 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.35 AU - 2.19 AU

Year: 852 Days

Day: 12.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.64 AU - 2.68 AU

Year: 1148 Days

Day: 43.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 13.1

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.18 AU - 9.04 AU

Year: 7592 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 107,486,224 km

• M1: 162,912 km (0.086 R)
• M2: 599,439 km (0.087 R)
• M3: 1,405,921 km (0.072 R)
• M4: 4,263,988 km (0.089 R)
• M5: 4,735,670 km (0.051 R)
• M6: 6,364,791 km (0.064 R)
• M7: 6,945,829 km (0.116 R)
• M8: 9,679,431 km (0.115 R)
• M9: 12,166,196 km (0.077 R)
• M10: 12,835,049 km (0.095 R)
• M11: 14,552,731 km (0.111 R)
• M12: 20,157,266 km (0.092 R)
• M13: 25,135,434 km (0.098 R)
• M14: 27,055,523 km (0.095 R)
• M15: 28,680,156 km (0.089 R)
• M16: 30,878,048 km (0.09 R)
• M17: 31,808,696 km (0.097 R)
• M18: 33,617,634 km (0.089 R)
• M19: 39,696,992 km (0.089 R)
• M20: 41,792,559 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.2

Radius: 12.4

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.11 AU - 9.21 AU

Year: 9217 Days

Day: 13.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 107,486,224 km

• M1: 154,385 km (0.094 R)
• M2: 714,779 km (0.049 R)
• M3: 1,557,314 km (0.038 R)
• M4: 2,046,050 km (0.102 R)
• M5: 2,636,812 km (0.11 R)
• M6: 4,004,137 km (0.103 R)
• M7: 4,438,569 km (0.042 R)
• M8: 5,698,332 km (0.119 R)
• M9: 6,837,221 km (0.12 R)
• M10: 7,301,573 km (0.099 R)
• M11: 10,904,488 km (0.078 R)
• M12: 11,325,307 km (0.071 R)
• M13: 12,710,882 km (0.067 R)
• M14: 13,959,875 km (0.1 R)
• M15: 14,900,846 km (0.104 R)
• M16: 15,816,684 km (0.101 R)
• M17: 17,978,223 km (0.093 R)
• M18: 20,330,051 km (0.116 R)
• M19: 21,951,992 km (0.096 R)
• M20: 24,098,721 km (0.075 R)
• M21: 24,544,373 km (0.118 R)
• M22: 26,665,372 km (0.101 R)
• M23: 28,211,316 km (0.061 R)
• M24: 30,020,852 km (0.088 R)
• M25: 30,745,055 km (0.114 R)
• M26: 31,693,356 km (0.103 R)
• M27: 33,316,792 km (0.094 R)
• M28: 34,542,298 km (0.106 R)
• M29: 35,682,084 km (0.112 R)
• M30: 36,494,700 km (0.062 R)
• M31: 38,036,755 km (0.112 R)
• M32: 40,118,259 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.2

Radius: 12.6

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.77 AU - 12.85 AU

Year: 12854 Days

Day: 8.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 107,486,224 km

• M1: 243,994 km (0.108 R)
• M2: 1,055,712 km (0.067 R)
• M3: 1,620,594 km (0.106 R)
• M4: 2,088,536 km (0.092 R)
• M5: 6,845,299 km (0.056 R)
• M6: 8,214,120 km (0.045 R)
• M7: 9,854,610 km (0.107 R)
• M8: 14,578,761 km (0.099 R)
• M9: 17,180,867 km (0.106 R)
• M10: 19,922,696 km (0.105 R)
• M11: 27,688,920 km (0.089 R)
• M12: 34,267,487 km (0.099 R)
• M13: 36,908,039 km (0.089 R)
• M14: 40,552,243 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.5

Radius: 7.4

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 13.68 AU - 22.74 AU

Year: 28103 Days

Day: 23.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 107,486,224 km

• M1: 92,003 km (0.116 R)
• M2: 418,724 km (0.095 R)
• M3: 663,766 km (0.114 R)
• M4: 1,311,674 km (0.087 R)
• M5: 2,392,369 km (0.105 R)
• M6: 3,298,334 km (0.118 R)
• M7: 3,813,399 km (0.104 R)
• M8: 4,593,851 km (0.117 R)
• M9: 5,041,299 km (0.095 R)
• M10: 6,605,195 km (0.103 R)
• M11: 6,839,016 km (0.12 R)
• M12: 7,372,632 km (0.076 R)
• M13: 8,091,599 km (0.112 R)
• M14: 8,359,529 km (0.113 R)
• M15: 11,307,056 km (0.08 R)
• M16: 11,846,356 km (0.094 R)
• M17: 15,695,659 km (0.112 R)
• M18: 16,366,605 km (0.114 R)
• M19: 21,712,485 km (0.068 R)
• M20: 34,822,345 km (0.1 R)
• M21: 38,167,054 km (0.076 R)
• M22: 38,467,746 km (0.082 R)
• M23: 55,981,468 km (0.078 R)
• M24: 56,564,301 km (0.032 R)
• M25: 60,758,128 km (0.11 R)
• M26: 63,666,161 km (0.111 R)
• M27: 64,513,932 km (0.07 R)
• M28: 65,369,034 km (0.062 R)
• M29: 72,714,439 km (0.098 R)
• M30: 75,280,192 km (0.062 R)
• M31: 75,516,407 km (0.068 R)
• M32: 76,227,894 km (0.117 R)
• M33: 80,838,501 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.1

Radius: 4.6

Gravity: 40.88 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 17.47 AU - 20.47 AU

Year: 29881 Days

Day: 18.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 107,486,224 km

• M1: 57,446 km (0.094 R)
• M2: 257,159 km (0.105 R)
• M3: 441,912 km (0.086 R)
• M4: 1,264,700 km (0.106 R)
• M5: 1,451,399 km (0.096 R)
• M6: 1,838,558 km (0.107 R)
• M7: 3,135,272 km (0.091 R)
• M8: 3,447,034 km (0.093 R)
• M9: 5,722,418 km (0.076 R)
• M10: 7,141,054 km (0.094 R)
• M11: 8,778,553 km (0.112 R)
• M12: 8,961,062 km (0.102 R)
• M13: 9,396,841 km (0.083 R)
• M14: 9,781,606 km (0.068 R)
• M15: 13,325,281 km (0.117 R)
• M16: 14,731,052 km (0.098 R)
• M17: 18,028,339 km (0.105 R)
• M18: 19,126,387 km (0.071 R)
• M19: 21,564,683 km (0.105 R)
• M20: 24,561,726 km (0.03 R)
• M21: 25,660,523 km (0.089 R)
• M22: 26,919,538 km (0.036 R)
• M23: 30,384,524 km (0.088 R)
• M24: 44,121,648 km (0.118 R)
• M25: 46,291,266 km (0.107 R)
• M26: 47,215,930 km (0.097 R)
• M27: 47,964,518 km (0.042 R)
• M28: 50,646,658 km (0.09 R)
• M29: 53,832,495 km (0.045 R)
• M30: 57,573,339 km (0.087 R)
• M31: 65,104,993 km (0.074 R)
• M32: 66,498,797 km (0.083 R)
• M33: 71,779,751 km (0.1 R)
• M34: 77,592,376 km (0.115 R)
• M35: 80,214,528 km (0.12 R)
• M36: 82,354,376 km (0.096 R)
• M37: 87,869,750 km (0.07 R)
• M38: 89,285,993 km (0.055 R)
• M39: 92,164,107 km (0.115 R)
• M40: 97,499,515 km (0.088 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 19,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit