🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.41 AU - 0.67 AU

Year: 252 Days

Day: 29.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,634,971 km

• M1: 101,876 km (0.099 R)

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.3

Radius: 11.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.86 AU - 1.28 AU

Year: 704 Days

Day: 13.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,634,971 km

• M1: 139,425 km (0.108 R)
• M2: 606,470 km (0.112 R)
• M3: 1,435,990 km (0.057 R)
• M4: 1,941,780 km (0.029 R)
• M5: 2,359,009 km (0.098 R)
• M6: 2,708,320 km (0.073 R)
• M7: 3,475,757 km (0.093 R)
• M8: 3,890,741 km (0.091 R)
• M9: 4,666,556 km (0.111 R)
• M10: 5,491,289 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.1

Radius: 14.8

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.72 AU - 2.22 AU

Year: 1758 Days

Day: 13.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,634,971 km

• M1: 193,280 km (0.057 R)
• M2: 825,481 km (0.11 R)
• M3: 1,383,631 km (0.116 R)
• M4: 2,397,007 km (0.12 R)
• M5: 2,989,414 km (0.058 R)
• M6: 5,379,539 km (0.097 R)
• M7: 5,865,583 km (0.105 R)
• M8: 7,003,724 km (0.113 R)
• M9: 8,055,995 km (0.096 R)
• M10: 9,087,921 km (0.076 R)
• M11: 10,508,353 km (0.085 R)
• M12: 11,998,048 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.8

Radius: 11.6

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.2 AU - 4.48 AU

Year: 4784 Days

Day: 14.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,634,971 km

• M1: 144,362 km (0.1 R)
• M2: 908,957 km (0.091 R)
• M3: 1,987,258 km (0.098 R)
• M4: 2,766,214 km (0.113 R)
• M5: 3,442,546 km (0.078 R)
• M6: 4,052,008 km (0.098 R)
• M7: 5,175,787 km (0.082 R)
• M8: 8,308,367 km (0.091 R)
• M9: 8,882,822 km (0.11 R)
• M10: 9,754,828 km (0.06 R)
• M11: 10,191,654 km (0.064 R)
• M12: 12,761,596 km (0.084 R)
• M13: 14,887,830 km (0.114 R)
• M14: 15,255,093 km (0.092 R)
• M15: 15,953,267 km (0.098 R)
• M16: 17,939,029 km (0.098 R)
• M17: 19,144,937 km (0.086 R)
• M18: 19,579,669 km (0.087 R)
• M19: 22,464,364 km (0.099 R)
• M20: 23,157,451 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.6

Radius: 8.6

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.54 AU - 4.3 AU

Year: 4935 Days

Day: 8.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,634,971 km

• M1: 106,962 km (0.116 R)
• M2: 387,309 km (0.1 R)
• M3: 657,632 km (0.094 R)
• M4: 1,152,203 km (0.059 R)
• M5: 1,787,844 km (0.116 R)
• M6: 2,229,158 km (0.102 R)
• M7: 4,759,456 km (0.112 R)
• M8: 5,837,459 km (0.087 R)
• M9: 7,005,070 km (0.115 R)
• M10: 7,678,560 km (0.115 R)
• M11: 9,551,375 km (0.083 R)
• M12: 12,177,865 km (0.059 R)
• M13: 12,658,074 km (0.12 R)
• M14: 13,503,302 km (0.049 R)
• M15: 14,438,887 km (0.119 R)
• M16: 14,814,079 km (0.071 R)
• M17: 15,086,197 km (0.111 R)
• M18: 15,865,602 km (0.086 R)
• M19: 20,842,723 km (0.051 R)
• M20: 21,322,334 km (0.092 R)
• M21: 23,535,036 km (0.073 R)
• M22: 24,658,815 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.3

Radius: 3.9

Gravity: 39.47 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.27 AU - 7.93 AU

Year: 12029 Days

Day: 16.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 55,634,971 km

• M1: 48,470 km (0.086 R)
• M2: 178,919 km (0.11 R)
• M3: 303,085 km (0.108 R)
• M4: 450,888 km (0.106 R)
• M5: 670,946 km (0.106 R)
• M6: 792,270 km (0.098 R)
• M7: 1,126,472 km (0.101 R)
• M8: 1,434,045 km (0.051 R)
• M9: 1,653,206 km (0.12 R)
• M10: 1,860,848 km (0.064 R)
• M11: 2,589,689 km (0.114 R)
• M12: 3,052,694 km (0.031 R)
• M13: 3,242,983 km (0.09 R)
• M14: 3,780,039 km (0.032 R)
• M15: 4,646,809 km (0.032 R)
• M16: 6,373,318 km (0.118 R)
• M17: 7,506,073 km (0.073 R)
• M18: 9,496,772 km (0.105 R)
• M19: 11,755,700 km (0.114 R)
• M20: 12,461,503 km (0.07 R)
• M21: 13,132,898 km (0.087 R)
• M22: 13,892,406 km (0.099 R)
• M23: 14,747,807 km (0.029 R)
• M24: 16,202,796 km (0.091 R)
• M25: 16,635,582 km (0.104 R)
• M26: 17,674,988 km (0.08 R)
• M27: 19,800,625 km (0.067 R)
• M28: 23,072,180 km (0.119 R)
• M29: 26,786,097 km (0.094 R)
• M30: 27,901,499 km (0.094 R)
• M31: 30,007,986 km (0.052 R)
• M32: 31,767,856 km (0.1 R)
• M33: 37,708,387 km (0.118 R)
• M34: 38,595,054 km (0.066 R)
• M35: 41,337,931 km (0.108 R)
• M36: 42,688,650 km (0.1 R)
• M37: 45,335,485 km (0.098 R)
• M38: 46,771,625 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.4

Radius: 5.2

Gravity: 28.23 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.15 AU - 9.45 AU

Year: 15204 Days

Day: 15.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,634,971 km

• M1: 66,421 km (0.051 R)
• M2: 248,632 km (0.068 R)
• M3: 1,065,885 km (0.026 R)
• M4: 1,231,789 km (0.057 R)
• M5: 1,415,046 km (0.098 R)
• M6: 1,784,403 km (0.088 R)
• M7: 2,235,890 km (0.113 R)
• M8: 2,532,542 km (0.111 R)
• M9: 3,498,795 km (0.073 R)
• M10: 4,393,241 km (0.082 R)
• M11: 4,824,681 km (0.099 R)
• M12: 8,978,864 km (0.089 R)
• M13: 10,229,802 km (0.118 R)
• M14: 10,808,446 km (0.099 R)
• M15: 11,105,697 km (0.113 R)
• M16: 13,005,440 km (0.119 R)
• M17: 13,684,016 km (0.084 R)
• M18: 14,673,307 km (0.082 R)
• M19: 14,964,574 km (0.035 R)
• M20: 16,090,897 km (0.06 R)
• M21: 25,917,382 km (0.092 R)
• M22: 29,800,345 km (0.052 R)
• M23: 34,180,869 km (0.106 R)
• M24: 35,079,803 km (0.094 R)
• M25: 43,440,529 km (0.115 R)
• M26: 47,441,973 km (0.103 R)
• M27: 48,882,451 km (0.05 R)
• M28: 50,516,807 km (0.069 R)
• M29: 65,315,328 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.7

Radius: 6

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.96 AU - 10.98 AU

Year: 23102 Days

Day: 25 Hours

Environment

Temp: -233 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,634,971 km

• M1: 95,294 km (0.105 R)
• M2: 315,203 km (0.081 R)
• M3: 512,522 km (0.073 R)
• M4: 1,096,852 km (0.12 R)
• M5: 1,320,650 km (0.107 R)
• M6: 1,530,237 km (0.063 R)
• M7: 2,107,834 km (0.098 R)
• M8: 3,099,369 km (0.087 R)
• M9: 4,743,150 km (0.096 R)
• M10: 5,070,321 km (0.113 R)
• M11: 8,114,338 km (0.114 R)
• M12: 8,440,312 km (0.07 R)
• M13: 12,562,182 km (0.1 R)
• M14: 13,316,155 km (0.066 R)
• M15: 13,704,362 km (0.106 R)
• M16: 15,262,573 km (0.114 R)
• M17: 18,406,223 km (0.083 R)
• M18: 20,298,337 km (0.107 R)
• M19: 22,225,905 km (0.067 R)
• M20: 26,644,278 km (0.051 R)
• M21: 27,260,472 km (0.099 R)
• M22: 30,041,197 km (0.079 R)
• M23: 31,159,292 km (0.114 R)
• M24: 38,717,275 km (0.114 R)
• M25: 38,979,520 km (0.074 R)
• M26: 45,635,578 km (0.06 R)
• M27: 45,928,192 km (0.048 R)
• M28: 48,924,338 km (0.025 R)
• M29: 51,888,769 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 18,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit