🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.25 AU - 1.39 AU

Year: 640 Days

Day: 30.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.59 AU - 1.77 AU

Year: 918 Days

Day: 12.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,152,021 km

• M1: 34,258 km (0.09 R)

Asteroid Belt

Center: 2.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 11.9

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.76 AU - 4.14 AU

Year: 3311 Days

Day: 11.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,152,021 km

• M1: 147,952 km (0.045 R)
• M2: 553,213 km (0.117 R)
• M3: 999,015 km (0.055 R)
• M4: 1,435,990 km (0.105 R)
• M5: 2,473,750 km (0.082 R)
• M6: 3,073,488 km (0.106 R)
• M7: 3,466,931 km (0.077 R)
• M8: 3,894,033 km (0.109 R)
• M9: 4,565,428 km (0.066 R)
• M10: 5,182,669 km (0.059 R)
• M11: 5,606,479 km (0.073 R)
• M12: 6,197,840 km (0.045 R)
• M13: 6,768,406 km (0.079 R)
• M14: 7,605,855 km (0.12 R)
• M15: 8,766,585 km (0.116 R)
• M16: 10,286,499 km (0.116 R)
• M17: 10,660,943 km (0.091 R)
• M18: 12,671,987 km (0.096 R)
• M19: 14,609,578 km (0.063 R)
• M20: 20,928,892 km (0.106 R)
• M21: 21,939,725 km (0.095 R)
• M22: 23,480,732 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.2

Radius: 11.2

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.65 AU - 4.79 AU

Year: 3656 Days

Day: 14.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,152,021 km

• M1: 141,669 km (0.048 R)
• M2: 522,695 km (0.116 R)
• M3: 1,145,172 km (0.071 R)
• M4: 1,526,945 km (0.055 R)
• M5: 2,304,106 km (0.106 R)
• M6: 3,258,242 km (0.097 R)
• M7: 5,474,085 km (0.117 R)
• M8: 5,853,914 km (0.11 R)
• M9: 7,189,225 km (0.098 R)
• M10: 7,739,147 km (0.053 R)
• M11: 9,999,122 km (0.104 R)
• M12: 12,580,732 km (0.107 R)
• M13: 13,608,320 km (0.053 R)
• M14: 18,339,951 km (0.061 R)
• M15: 19,601,360 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.9

Radius: 10.9

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.74 AU - 4.7 AU

Year: 3656 Days

Day: 10.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,152,021 km

• M1: 135,536 km (0.097 R)
• M2: 506,090 km (0.119 R)
• M3: 886,068 km (0.039 R)
• M4: 1,234,182 km (0.064 R)
• M5: 1,676,244 km (0.109 R)
• M6: 3,516,597 km (0.1 R)
• M7: 4,583,230 km (0.115 R)
• M8: 6,052,580 km (0.086 R)
• M9: 6,832,584 km (0.114 R)
• M10: 8,126,456 km (0.111 R)
• M11: 9,656,094 km (0.106 R)
• M12: 10,056,567 km (0.114 R)
• M13: 13,374,947 km (0.108 R)
• M14: 21,058,892 km (0.107 R)
• M15: 22,772,985 km (0.11 R)
• M16: 24,875,882 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.6

Radius: 4.9

Gravity: 21.89 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.26 AU - 12.56 AU

Year: 15198 Days

Day: 17.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 65,152,021 km

• M1: 63,429 km (0.101 R)
• M2: 335,698 km (0.084 R)
• M3: 552,914 km (0.107 R)
• M4: 944,860 km (0.102 R)
• M5: 1,770,640 km (0.06 R)
• M6: 2,087,040 km (0.119 R)
• M7: 2,461,184 km (0.083 R)
• M8: 2,741,979 km (0.053 R)
• M9: 2,996,146 km (0.093 R)
• M10: 3,471,867 km (0.102 R)
• M11: 4,025,529 km (0.102 R)
• M12: 5,236,374 km (0.089 R)
• M13: 6,509,602 km (0.099 R)
• M14: 6,753,895 km (0.098 R)
• M15: 8,022,186 km (0.074 R)
• M16: 9,649,362 km (0.065 R)
• M17: 9,913,701 km (0.037 R)
• M18: 10,074,669 km (0.034 R)
• M19: 13,084,877 km (0.026 R)
• M20: 13,278,606 km (0.116 R)
• M21: 15,180,294 km (0.114 R)
• M22: 16,796,251 km (0.118 R)
• M23: 17,803,194 km (0.073 R)
• M24: 19,179,943 km (0.081 R)
• M25: 24,703,396 km (0.116 R)
• M26: 25,397,978 km (0.065 R)
• M27: 29,729,734 km (0.085 R)
• M28: 32,362,956 km (0.084 R)
• M29: 33,675,528 km (0.118 R)
• M30: 34,039,649 km (0.076 R)
• M31: 34,529,133 km (0.105 R)
• M32: 36,279,279 km (0.117 R)
• M33: 40,774,096 km (0.063 R)
• M34: 42,727,994 km (0.108 R)
• M35: 52,947,474 km (0.109 R)
• M36: 54,934,582 km (0.118 R)
• M37: 55,946,612 km (0.039 R)
• M38: 56,286,648 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.7

Radius: 6.5

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.54 AU - 15.86 AU

Year: 23770 Days

Day: 21 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,152,021 km

• M1: 208,539 km (0.089 R)
• M2: 412,741 km (0.109 R)
• M3: 867,668 km (0.034 R)
• M4: 2,571,139 km (0.111 R)
• M5: 3,915,724 km (0.052 R)
• M6: 9,999,271 km (0.086 R)
• M7: 11,588,300 km (0.095 R)
• M8: 12,242,043 km (0.074 R)
• M9: 13,480,115 km (0.043 R)
• M10: 14,350,625 km (0.12 R)
• M11: 15,804,566 km (0.117 R)
• M12: 16,122,761 km (0.057 R)
• M13: 19,091,830 km (0.061 R)
• M14: 28,125,447 km (0.12 R)
• M15: 28,358,520 km (0.088 R)
• M16: 32,520,333 km (0.097 R)
• M17: 43,257,720 km (0.112 R)
• M18: 46,756,964 km (0.094 R)
• M19: 49,756,701 km (0.111 R)
• M20: 57,249,908 km (0.117 R)
• M21: 58,567,716 km (0.103 R)
• M22: 66,281,730 km (0.114 R)
• M23: 68,574,018 km (0.106 R)
• M24: 72,656,694 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.7

Radius: 7.5

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 11.76 AU - 19.36 AU

Year: 25887 Days

Day: 15.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,152,021 km

• M1: 96,640 km (0.092 R)
• M2: 369,806 km (0.095 R)
• M3: 884,871 km (0.087 R)
• M4: 1,476,082 km (0.061 R)
• M5: 3,003,925 km (0.082 R)
• M6: 3,442,397 km (0.096 R)
• M7: 3,805,919 km (0.064 R)
• M8: 4,194,874 km (0.115 R)
• M9: 4,447,246 km (0.114 R)
• M10: 6,343,548 km (0.097 R)
• M11: 7,936,317 km (0.069 R)
• M12: 8,472,027 km (0.117 R)
• M13: 9,615,403 km (0.097 R)
• M14: 11,827,357 km (0.032 R)
• M15: 12,268,970 km (0.06 R)
• M16: 13,051,517 km (0.057 R)
• M17: 19,398,805 km (0.105 R)
• M18: 19,748,265 km (0.101 R)
• M19: 23,378,557 km (0.06 R)
• M20: 25,194,825 km (0.079 R)
• M21: 30,494,479 km (0.12 R)
• M22: 32,413,969 km (0.076 R)
• M23: 39,766,106 km (0.078 R)
• M24: 42,054,355 km (0.063 R)
• M25: 42,934,589 km (0.087 R)
• M26: 43,528,343 km (0.092 R)
• M27: 47,679,385 km (0.098 R)
• M28: 47,996,981 km (0.108 R)
• M29: 50,259,798 km (0.056 R)
• M30: 51,084,830 km (0.057 R)
• M31: 58,921,365 km (0.08 R)
• M32: 61,138,855 km (0.028 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: 339 - 15,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit