🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.35 AU - 2.03 AU

Year: 769 Days

Day: 20.7 Hours

Environment

Temp: -30 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,508,889 km

• M1: 379,081 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.97 AU - 2.69 AU

Year: 1244 Days

Day: 45.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,508,889 km

• M1: 15,857 km (0.06 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.6

Radius: 10.7

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.74 AU - 6.62 AU

Year: 4736 Days

Day: 11.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,508,889 km

• M1: 133,142 km (0.071 R)
• M2: 539,001 km (0.063 R)
• M3: 2,060,561 km (0.092 R)
• M4: 3,026,365 km (0.105 R)
• M5: 4,367,659 km (0.116 R)
• M6: 5,035,165 km (0.06 R)
• M7: 6,413,111 km (0.113 R)
• M8: 7,450,423 km (0.086 R)
• M9: 8,289,667 km (0.114 R)
• M10: 9,069,820 km (0.063 R)
• M11: 9,855,508 km (0.084 R)
• M12: 10,330,631 km (0.106 R)
• M13: 14,590,280 km (0.056 R)
• M14: 15,784,969 km (0.054 R)
• M15: 17,167,104 km (0.086 R)
• M16: 19,489,760 km (0.077 R)
• M17: 20,447,187 km (0.095 R)
• M18: 22,827,737 km (0.091 R)
• M19: 26,528,938 km (0.081 R)
• M20: 28,304,964 km (0.118 R)
• M21: 29,089,904 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.8

Radius: 10.3

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.02 AU - 7.12 AU

Year: 5232 Days

Day: 12.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,508,889 km

• M1: 128,056 km (0.047 R)
• M2: 573,109 km (0.073 R)
• M3: 1,189,004 km (0.051 R)
• M4: 1,752,240 km (0.061 R)
• M5: 2,579,366 km (0.075 R)
• M6: 4,128,602 km (0.108 R)
• M7: 4,650,848 km (0.08 R)
• M8: 5,165,614 km (0.07 R)
• M9: 5,800,059 km (0.102 R)
• M10: 6,193,651 km (0.093 R)
• M11: 6,879,108 km (0.045 R)
• M12: 7,614,382 km (0.101 R)
• M13: 9,469,545 km (0.103 R)
• M14: 10,709,113 km (0.12 R)
• M15: 12,235,011 km (0.115 R)
• M16: 14,050,681 km (0.105 R)
• M17: 15,233,102 km (0.114 R)
• M18: 16,259,045 km (0.083 R)
• M19: 22,089,472 km (0.066 R)
• M20: 23,827,949 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.2

Radius: 8.3

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.29 AU - 8.61 AU

Year: 6410 Days

Day: 14.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,508,889 km

• M1: 103,223 km (0.048 R)
• M2: 424,858 km (0.101 R)
• M3: 691,292 km (0.082 R)
• M4: 1,055,114 km (0.097 R)
• M5: 2,734,499 km (0.064 R)
• M6: 2,994,800 km (0.117 R)
• M7: 3,519,440 km (0.057 R)
• M8: 3,877,427 km (0.098 R)
• M9: 4,365,864 km (0.068 R)
• M10: 4,639,030 km (0.076 R)
• M11: 5,311,024 km (0.089 R)
• M12: 5,946,815 km (0.12 R)
• M13: 6,526,207 km (0.111 R)
• M14: 7,837,133 km (0.12 R)
• M15: 9,005,792 km (0.102 R)
• M16: 10,772,243 km (0.101 R)
• M17: 12,106,656 km (0.065 R)
• M18: 18,411,908 km (0.061 R)
• M19: 18,696,143 km (0.119 R)
• M20: 19,788,058 km (0.095 R)
• M21: 24,241,886 km (0.103 R)
• M22: 28,272,202 km (0.066 R)
• M23: 28,745,829 km (0.103 R)
• M24: 30,100,288 km (0.093 R)
• M25: 31,093,618 km (0.033 R)
• M26: 31,395,806 km (0.086 R)
• M27: 33,778,002 km (0.068 R)
• M28: 36,055,929 km (0.041 R)
• M29: 36,725,230 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.3

Radius: 5.1

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 12.1 AU - 18.1 AU

Year: 20528 Days

Day: 23 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,508,889 km

• M1: 80,484 km (0.093 R)
• M2: 341,831 km (0.116 R)
• M3: 516,711 km (0.09 R)
• M4: 1,459,477 km (0.09 R)
• M5: 2,193,254 km (0.118 R)
• M6: 2,576,674 km (0.03 R)
• M7: 2,750,955 km (0.094 R)
• M8: 3,321,671 km (0.116 R)
• M9: 3,939,510 km (0.109 R)
• M10: 4,141,916 km (0.097 R)
• M11: 4,381,871 km (0.038 R)
• M12: 5,123,428 km (0.106 R)
• M13: 6,526,656 km (0.045 R)
• M14: 7,801,679 km (0.045 R)
• M15: 8,738,760 km (0.107 R)
• M16: 9,959,478 km (0.08 R)
• M17: 10,227,408 km (0.074 R)
• M18: 11,289,553 km (0.067 R)
• M19: 12,922,563 km (0.087 R)
• M20: 13,177,179 km (0.079 R)
• M21: 14,569,337 km (0.075 R)
• M22: 16,648,897 km (0.12 R)
• M23: 17,026,482 km (0.091 R)
• M24: 17,255,666 km (0.108 R)
• M25: 17,798,556 km (0.111 R)
• M26: 25,327,518 km (0.036 R)
• M27: 32,340,068 km (0.099 R)
• M28: 34,124,022 km (0.032 R)
• M29: 35,473,096 km (0.036 R)
• M30: 36,857,475 km (0.11 R)
• M31: 38,539,553 km (0.083 R)
• M32: 40,815,385 km (0.106 R)
• M33: 41,778,048 km (0.099 R)
• M34: 44,322,558 km (0.12 R)
• M35: 44,756,541 km (0.087 R)
• M36: 46,818,898 km (0.093 R)
• M37: 50,657,878 km (0.113 R)
• M38: 54,701,509 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.9

Radius: 7.7

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 12.62 AU - 20.8 AU

Year: 23897 Days

Day: 24.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,508,889 km

• M1: 99,183 km (0.083 R)
• M2: 1,159,383 km (0.105 R)
• M3: 1,874,312 km (0.106 R)
• M4: 3,041,474 km (0.1 R)
• M5: 3,811,604 km (0.106 R)
• M6: 4,742,402 km (0.078 R)
• M7: 5,321,047 km (0.083 R)
• M8: 7,491,263 km (0.09 R)
• M9: 7,746,926 km (0.119 R)
• M10: 8,329,759 km (0.118 R)
• M11: 9,823,494 km (0.099 R)
• M12: 10,130,020 km (0.053 R)
• M13: 11,154,017 km (0.069 R)
• M14: 12,105,310 km (0.098 R)
• M15: 12,672,585 km (0.114 R)
• M16: 13,632,106 km (0.074 R)
• M17: 14,559,912 km (0.049 R)
• M18: 16,455,018 km (0.118 R)
• M19: 18,140,088 km (0.106 R)
• M20: 20,528,119 km (0.035 R)
• M21: 20,928,742 km (0.062 R)
• M22: 21,232,575 km (0.104 R)
• M23: 21,539,401 km (0.055 R)
• M24: 25,226,689 km (0.086 R)
• M25: 25,570,914 km (0.108 R)
• M26: 31,780,123 km (0.099 R)
• M27: 43,193,842 km (0.074 R)
• M28: 44,349,635 km (0.119 R)
• M29: 45,356,728 km (0.046 R)
• M30: 49,897,023 km (0.109 R)
• M31: 53,211,963 km (0.11 R)
• M32: 57,856,229 km (0.075 R)
• M33: 60,892,168 km (0.103 R)
• M34: 69,054,976 km (0.118 R)
• M35: 74,333,836 km (0.082 R)
• M36: 76,710,497 km (0.065 R)
• M37: 77,675,254 km (0.061 R)
• M38: 86,985,477 km (0.115 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 18,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit