🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.48 AU - 0.58 AU

Year: 249 Days

Day: 36.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.8

Radius: 13.9

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.22 AU - 1.56 AU

Year: 1058 Days

Day: 9.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,193,054 km

• M1: 172,935 km (0.054 R)
• M2: 741,856 km (0.118 R)
• M3: 1,229,395 km (0.081 R)
• M4: 1,714,691 km (0.065 R)
• M5: 2,150,769 km (0.081 R)
• M6: 2,905,939 km (0.108 R)
• M7: 3,399,761 km (0.062 R)
• M8: 3,832,398 km (0.105 R)
• M9: 4,333,402 km (0.085 R)
• M10: 5,052,369 km (0.034 R)
• M11: 5,562,498 km (0.097 R)
• M12: 6,066,792 km (0.105 R)
• M13: 7,012,400 km (0.073 R)
• M14: 8,249,575 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.2

Radius: 14.4

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.74 AU - 2.24 AU

Year: 1813 Days

Day: 12.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,193,054 km

• M1: 179,069 km (0.074 R)
• M2: 748,139 km (0.099 R)
• M3: 1,558,361 km (0.033 R)
• M4: 2,602,554 km (0.091 R)
• M5: 3,240,739 km (0.096 R)
• M6: 3,821,627 km (0.073 R)
• M7: 4,413,287 km (0.117 R)
• M8: 5,001,954 km (0.114 R)
• M9: 5,596,756 km (0.06 R)
• M10: 6,213,996 km (0.105 R)
• M11: 6,876,416 km (0.094 R)
• M12: 7,501,436 km (0.103 R)
• M13: 8,709,588 km (0.103 R)
• M14: 9,807,038 km (0.109 R)
• M15: 11,510,808 km (0.052 R)
• M16: 14,777,577 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.2

Radius: 13

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.97 AU - 2.53 AU

Year: 2179 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,193,054 km

• M1: 162,314 km (0.093 R)
• M2: 787,483 km (0.085 R)
• M3: 1,424,471 km (0.109 R)
• M4: 2,028,098 km (0.088 R)
• M5: 2,499,032 km (0.107 R)
• M6: 3,058,977 km (0.063 R)
• M7: 3,885,805 km (0.089 R)
• M8: 4,834,704 km (0.098 R)
• M9: 5,329,275 km (0.118 R)
• M10: 6,007,850 km (0.114 R)
• M11: 7,104,702 km (0.046 R)
• M12: 8,174,177 km (0.071 R)
• M13: 9,588,924 km (0.064 R)
• M14: 10,083,196 km (0.092 R)
• M15: 11,046,307 km (0.099 R)
• M16: 12,151,087 km (0.093 R)
• M17: 13,155,487 km (0.117 R)
• M18: 13,633,901 km (0.09 R)
• M19: 16,804,329 km (0.116 R)
• M20: 17,471,984 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.5

Radius: 7.4

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.31 AU - 11.55 AU

Year: 18697 Days

Day: 18 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,193,054 km

• M1: 100,679 km (0.086 R)
• M2: 617,390 km (0.111 R)
• M3: 917,185 km (0.117 R)
• M4: 1,965,866 km (0.099 R)
• M5: 2,516,685 km (0.087 R)
• M6: 3,629,244 km (0.066 R)
• M7: 5,826,239 km (0.103 R)
• M8: 6,228,956 km (0.103 R)
• M9: 10,732,301 km (0.072 R)
• M10: 14,347,932 km (0.064 R)
• M11: 18,874,913 km (0.113 R)
• M12: 25,525,286 km (0.11 R)
• M13: 30,373,903 km (0.072 R)
• M14: 31,338,959 km (0.12 R)
• M15: 34,616,648 km (0.107 R)
• M16: 35,935,952 km (0.071 R)
• M17: 45,651,436 km (0.083 R)
• M18: 49,352,338 km (0.099 R)
• M19: 50,685,105 km (0.101 R)
• M20: 64,367,476 km (0.058 R)
• M21: 66,359,371 km (0.118 R)
• M22: 67,370,503 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.1

Radius: 7.6

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.44 AU - 11.28 AU

Year: 21531 Days

Day: 24.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,193,054 km

• M1: 94,546 km (0.059 R)
• M2: 482,004 km (0.114 R)
• M3: 844,480 km (0.079 R)
• M4: 1,344,885 km (0.026 R)
• M5: 2,114,416 km (0.063 R)
• M6: 2,536,731 km (0.069 R)
• M7: 2,992,257 km (0.069 R)
• M8: 3,550,257 km (0.118 R)
• M9: 6,310,487 km (0.12 R)
• M10: 6,681,789 km (0.113 R)
• M11: 7,266,118 km (0.117 R)
• M12: 9,703,217 km (0.114 R)
• M13: 10,148,121 km (0.032 R)
• M14: 11,078,770 km (0.093 R)
• M15: 11,952,720 km (0.116 R)
• M16: 17,889,661 km (0.108 R)
• M17: 20,504,931 km (0.03 R)
• M18: 31,978,938 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.1

Radius: 4.7

Gravity: 19.52 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.89 AU - 10.95 AU

Year: 23300 Days

Day: 17.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,193,054 km

• M1: 61,036 km (0.097 R)
• M2: 321,935 km (0.112 R)
• M3: 880,084 km (0.108 R)
• M4: 1,132,306 km (0.116 R)
• M5: 1,799,662 km (0.038 R)
• M6: 2,650,725 km (0.09 R)
• M7: 5,140,033 km (0.097 R)
• M8: 5,753,684 km (0.06 R)
• M9: 7,405,244 km (0.091 R)
• M10: 8,441,509 km (0.107 R)
• M11: 9,348,521 km (0.086 R)
• M12: 13,277,110 km (0.057 R)
• M13: 14,723,273 km (0.068 R)
• M14: 14,873,320 km (0.111 R)
• M15: 15,024,563 km (0.111 R)
• M16: 17,500,857 km (0.086 R)
• M17: 22,144,823 km (0.101 R)
• M18: 25,013,362 km (0.11 R)
• M19: 26,647,420 km (0.118 R)
• M20: 29,052,804 km (0.072 R)
• M21: 31,848,938 km (0.056 R)
• M22: 36,030,348 km (0.05 R)
• M23: 36,852,987 km (0.118 R)
• M24: 45,620,768 km (0.089 R)
• M25: 49,216,203 km (0.1 R)
• M26: 49,720,648 km (0.059 R)
• M27: 56,780,021 km (0.052 R)
• M28: 57,706,930 km (0.031 R)
• M29: 59,400,527 km (0.119 R)
• M30: 59,781,254 km (0.105 R)
• M31: 65,893,823 km (0.044 R)
• M32: 68,159,034 km (0.093 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 557 - 17,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit