🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.41 AU - 0.67 AU

Year: 256 Days

Day: 25.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 58 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.5

Radius: 13.4

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.81 AU - 2.91 AU

Year: 2341 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,400,524 km

• M1: 166,652 km (0.111 R)
• M2: 756,068 km (0.083 R)
• M3: 1,418,188 km (0.075 R)
• M4: 2,080,607 km (0.085 R)
• M5: 2,726,122 km (0.108 R)
• M6: 3,431,177 km (0.098 R)
• M7: 3,856,484 km (0.094 R)
• M8: 6,852,630 km (0.104 R)
• M9: 7,411,079 km (0.11 R)
• M10: 11,104,949 km (0.101 R)
• M11: 13,080,389 km (0.102 R)
• M12: 14,034,823 km (0.095 R)
• M13: 16,442,452 km (0.095 R)
• M14: 17,554,263 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.7

Radius: 9.8

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.36 AU - 4.14 AU

Year: 4689 Days

Day: 14.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,400,524 km

• M1: 121,922 km (0.058 R)
• M2: 452,085 km (0.062 R)
• M3: 896,690 km (0.087 R)
• M4: 1,291,478 km (0.068 R)
• M5: 1,614,011 km (0.039 R)
• M6: 2,047,396 km (0.072 R)
• M7: 2,676,156 km (0.049 R)
• M8: 3,267,666 km (0.108 R)
• M9: 3,594,986 km (0.066 R)
• M10: 3,944,297 km (0.071 R)
• M11: 4,437,073 km (0.088 R)
• M12: 4,944,359 km (0.038 R)
• M13: 5,322,094 km (0.091 R)
• M14: 5,718,977 km (0.062 R)
• M15: 7,613,933 km (0.099 R)
• M16: 9,520,109 km (0.088 R)
• M17: 10,235,337 km (0.117 R)
• M18: 15,018,130 km (0.117 R)
• M19: 15,412,021 km (0.074 R)
• M20: 17,179,221 km (0.119 R)
• M21: 19,012,094 km (0.091 R)
• M22: 22,913,906 km (0.087 R)
• M23: 24,660,611 km (0.038 R)
• M24: 26,007,440 km (0.12 R)
• M25: 27,402,590 km (0.094 R)
• M26: 28,588,602 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.5

Radius: 14.6

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.13 AU - 4.87 AU

Year: 6164 Days

Day: 9.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,400,524 km

• M1: 191,635 km (0.089 R)
• M2: 725,550 km (0.114 R)
• M3: 2,735,247 km (0.093 R)
• M4: 5,026,638 km (0.103 R)
• M5: 8,240,748 km (0.102 R)
• M6: 10,277,523 km (0.029 R)
• M7: 15,040,271 km (0.038 R)
• M8: 15,498,639 km (0.118 R)
• M9: 16,323,222 km (0.106 R)
• M10: 17,053,110 km (0.111 R)
• M11: 18,578,410 km (0.093 R)
• M12: 20,821,780 km (0.107 R)
• M13: 23,316,623 km (0.109 R)
• M14: 27,764,766 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 13.1

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.5 AU - 5.7 AU

Year: 6370 Days

Day: 5.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,400,524 km

• M1: 208,390 km (0.106 R)
• M2: 815,009 km (0.101 R)
• M3: 1,273,527 km (0.097 R)
• M4: 3,213,661 km (0.029 R)
• M5: 3,984,539 km (0.071 R)
• M6: 4,917,880 km (0.058 R)
• M7: 6,139,945 km (0.097 R)
• M8: 6,572,134 km (0.112 R)
• M9: 8,233,119 km (0.116 R)
• M10: 9,541,951 km (0.058 R)
• M11: 11,022,222 km (0.081 R)
• M12: 12,249,074 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.5

Radius: 8.5

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.25 AU - 6.15 AU

Year: 7656 Days

Day: 14.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,400,524 km

• M1: 107,411 km (0.067 R)
• M2: 1,070,373 km (0.106 R)
• M3: 1,363,285 km (0.114 R)
• M4: 1,723,517 km (0.077 R)
• M5: 2,940,346 km (0.11 R)
• M6: 4,732,678 km (0.044 R)
• M7: 6,001,867 km (0.11 R)
• M8: 9,984,760 km (0.092 R)
• M9: 10,865,443 km (0.082 R)
• M10: 13,156,834 km (0.092 R)
• M11: 28,268,762 km (0.095 R)
• M12: 28,999,547 km (0.038 R)
• M13: 30,689,554 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.4

Radius: 3

Gravity: 55.6 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.05 AU - 9.45 AU

Year: 13931 Days

Day: 17.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 68,400,524 km

• M1: 37,250 km (0.109 R)
• M2: 147,504 km (0.099 R)
• M3: 430,243 km (0.064 R)
• M4: 542,741 km (0.025 R)
• M5: 838,346 km (0.076 R)
• M6: 1,349,672 km (0.08 R)
• M7: 1,490,144 km (0.1 R)
• M8: 1,767,648 km (0.062 R)
• M9: 2,324,601 km (0.057 R)
• M10: 2,424,383 km (0.113 R)
• M11: 2,632,474 km (0.091 R)
• M12: 3,060,324 km (0.112 R)
• M13: 3,855,436 km (0.033 R)
• M14: 4,226,589 km (0.104 R)
• M15: 4,811,068 km (0.103 R)
• M16: 6,524,113 km (0.094 R)
• M17: 8,093,694 km (0.076 R)
• M18: 9,690,950 km (0.098 R)
• M19: 10,213,645 km (0.119 R)
• M20: 10,536,028 km (0.097 R)
• M21: 11,371,832 km (0.096 R)
• M22: 12,676,176 km (0.087 R)
• M23: 13,048,525 km (0.115 R)
• M24: 13,492,082 km (0.103 R)
• M25: 14,610,925 km (0.073 R)
• M26: 15,297,130 km (0.091 R)
• M27: 15,507,166 km (0.037 R)
• M28: 15,648,236 km (0.031 R)
• M29: 20,798,293 km (0.111 R)
• M30: 20,969,882 km (0.042 R)
• M31: 30,361,785 km (0.059 R)
• M32: 32,158,306 km (0.071 R)
• M33: 34,262,700 km (0.101 R)
• M34: 37,588,559 km (0.109 R)
• M35: 37,715,718 km (0.112 R)
• M36: 38,227,193 km (0.113 R)
• M37: 38,613,754 km (0.107 R)
• M38: 42,074,401 km (0.116 R)
• M39: 45,446,936 km (0.036 R)
• M40: 47,346,978 km (0.112 R)
• M41: 47,495,230 km (0.107 R)
• M42: 52,406,228 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.3

Radius: 7.3

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.21 AU - 12.05 AU

Year: 23975 Days

Day: 18.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,400,524 km

• M1: 93,648 km (0.114 R)
• M2: 340,335 km (0.088 R)
• M3: 1,000,062 km (0.118 R)
• M4: 2,106,188 km (0.111 R)
• M5: 2,457,444 km (0.086 R)
• M6: 2,920,300 km (0.117 R)
• M7: 3,225,031 km (0.088 R)
• M8: 3,467,379 km (0.111 R)
• M9: 3,868,751 km (0.102 R)
• M10: 9,919,087 km (0.072 R)
• M11: 13,009,480 km (0.098 R)
• M12: 13,487,894 km (0.11 R)
• M13: 14,407,472 km (0.039 R)
• M14: 17,009,278 km (0.115 R)
• M15: 20,820,433 km (0.095 R)
• M16: 21,664,464 km (0.096 R)
• M17: 26,883,485 km (0.05 R)
• M18: 29,140,169 km (0.082 R)
• M19: 29,841,035 km (0.076 R)
• M20: 47,279,659 km (0.094 R)
• M21: 55,036,159 km (0.092 R)
• M22: 58,288,716 km (0.06 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: 229 - 14,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit