🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.9 AU - 1.12 AU

Year: 375 Days

Day: 21.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 79,363,507 km

• M1: 15,409 km (0.099 R)
• M2: 332,257 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.24 AU - 1.72 AU

Year: 664 Days

Day: 13.6 Hours

Environment

Temp: -46 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,363,507 km

• M1: 17,952 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.69 AU - 1.91 AU

Year: 891 Days

Day: 33.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,363,507 km

• M1: 1,644,978 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.3

Radius: 12.8

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.01 AU - 11.17 AU

Year: 10957 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,363,507 km

• M1: 159,172 km (0.077 R)
• M2: 637,437 km (0.06 R)
• M3: 1,187,957 km (0.099 R)
• M4: 1,773,184 km (0.086 R)
• M5: 2,604,200 km (0.081 R)
• M6: 3,462,892 km (0.072 R)
• M7: 4,762,747 km (0.111 R)
• M8: 5,672,602 km (0.113 R)
• M9: 6,222,374 km (0.115 R)
• M10: 7,113,828 km (0.068 R)
• M11: 8,564,328 km (0.063 R)
• M12: 10,453,750 km (0.119 R)
• M13: 10,862,750 km (0.087 R)
• M14: 13,188,698 km (0.048 R)
• M15: 14,033,028 km (0.108 R)
• M16: 14,785,057 km (0.096 R)
• M17: 15,497,741 km (0.117 R)
• M18: 18,655,004 km (0.101 R)
• M19: 19,410,922 km (0.091 R)
• M20: 22,810,534 km (0.118 R)
• M21: 23,938,502 km (0.034 R)
• M22: 24,471,519 km (0.069 R)
• M23: 25,377,484 km (0.109 R)
• M24: 31,395,208 km (0.113 R)
• M25: 32,248,963 km (0.103 R)
• M26: 33,227,931 km (0.066 R)
• M27: 34,903,427 km (0.095 R)
• M28: 36,987,475 km (0.088 R)
• M29: 43,079,549 km (0.068 R)
• M30: 43,868,678 km (0.079 R)
• M31: 44,533,641 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.3

Radius: 5.4

Gravity: 32.52 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 13.88 AU - 16.5 AU

Year: 21843 Days

Day: 24.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,363,507 km

• M1: 67,917 km (0.099 R)
• M2: 269,127 km (0.12 R)
• M3: 456,423 km (0.085 R)
• M4: 703,260 km (0.037 R)
• M5: 1,104,481 km (0.081 R)
• M6: 1,325,138 km (0.037 R)
• M7: 3,854,539 km (0.079 R)
• M8: 4,619,283 km (0.111 R)
• M9: 4,920,872 km (0.1 R)
• M10: 5,116,098 km (0.104 R)
• M11: 5,992,891 km (0.079 R)
• M12: 10,005,854 km (0.107 R)
• M13: 11,033,142 km (0.103 R)
• M14: 11,368,092 km (0.057 R)
• M15: 14,218,081 km (0.088 R)
• M16: 16,710,082 km (0.077 R)
• M17: 17,692,192 km (0.057 R)
• M18: 20,066,759 km (0.09 R)
• M19: 23,186,473 km (0.099 R)
• M20: 25,436,874 km (0.099 R)
• M21: 26,854,763 km (0.106 R)
• M22: 29,718,066 km (0.082 R)
• M23: 30,891,811 km (0.088 R)
• M24: 32,096,074 km (0.05 R)
• M25: 34,740,665 km (0.07 R)
• M26: 35,171,058 km (0.089 R)
• M27: 37,376,729 km (0.103 R)
• M28: 45,051,848 km (0.096 R)
• M29: 49,436,262 km (0.062 R)
• M30: 55,647,566 km (0.082 R)
• M31: 57,028,803 km (0.107 R)
• M32: 59,654,395 km (0.087 R)
• M33: 62,782,486 km (0.107 R)
• M34: 64,711,102 km (0.09 R)
• M35: 65,362,601 km (0.091 R)
• M36: 69,818,074 km (0.12 R)
• M37: 76,148,308 km (0.075 R)
• M38: 78,340,366 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.8

Radius: 3.1

Gravity: 99.04 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 12.5 AU - 19.6 AU

Year: 23724 Days

Day: 16.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 79,363,507 km

• M1: 54,304 km (0.086 R)
• M2: 224,247 km (0.059 R)
• M3: 366,066 km (0.067 R)
• M4: 660,475 km (0.118 R)
• M5: 882,179 km (0.086 R)
• M6: 1,320,650 km (0.081 R)
• M7: 2,081,804 km (0.077 R)
• M8: 2,954,857 km (0.072 R)
• M9: 3,456,309 km (0.099 R)
• M10: 4,012,215 km (0.071 R)
• M11: 4,151,191 km (0.059 R)
• M12: 5,013,773 km (0.109 R)
• M13: 6,125,285 km (0.116 R)
• M14: 7,975,362 km (0.116 R)
• M15: 10,754,890 km (0.091 R)
• M16: 11,998,048 km (0.072 R)
• M17: 12,286,922 km (0.108 R)
• M18: 15,097,417 km (0.058 R)
• M19: 15,689,675 km (0.072 R)
• M20: 16,297,042 km (0.088 R)
• M21: 17,191,787 km (0.114 R)
• M22: 18,118,845 km (0.093 R)
• M23: 22,377,298 km (0.116 R)
• M24: 23,593,379 km (0.113 R)
• M25: 23,819,272 km (0.094 R)
• M26: 25,558,647 km (0.091 R)
• M27: 33,934,033 km (0.061 R)
• M28: 34,656,142 km (0.112 R)
• M29: 35,981,729 km (0.1 R)
• M30: 42,117,785 km (0.071 R)
• M31: 42,951,493 km (0.055 R)
• M32: 43,119,641 km (0.089 R)
• M33: 53,441,296 km (0.105 R)
• M34: 54,026,074 km (0.042 R)
• M35: 54,221,898 km (0.106 R)
• M36: 56,609,031 km (0.115 R)
• M37: 61,165,782 km (0.104 R)
• M38: 76,536,814 km (0.092 R)
• M39: 77,528,049 km (0.027 R)
• M40: 80,298,303 km (0.12 R)
• M41: 83,133,781 km (0.101 R)
• M42: 89,003,552 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.3

Radius: 7.8

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 15.79 AU - 18.65 AU

Year: 26365 Days

Day: 20.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,363,507 km

• M1: 97,089 km (0.081 R)
• M2: 380,876 km (0.084 R)
• M3: 675,734 km (0.029 R)
• M4: 952,639 km (0.062 R)
• M5: 1,305,989 km (0.059 R)
• M6: 1,837,062 km (0.113 R)
• M7: 3,323,765 km (0.118 R)
• M8: 5,019,457 km (0.052 R)
• M9: 5,284,994 km (0.118 R)
• M10: 6,011,740 km (0.046 R)
• M11: 8,274,258 km (0.066 R)
• M12: 9,139,981 km (0.038 R)
• M13: 9,886,923 km (0.112 R)
• M14: 13,501,956 km (0.076 R)
• M15: 14,469,704 km (0.098 R)
• M16: 15,643,001 km (0.057 R)
• M17: 16,129,642 km (0.042 R)
• M18: 16,542,832 km (0.099 R)
• M19: 22,067,182 km (0.115 R)
• M20: 22,473,939 km (0.108 R)
• M21: 26,822,001 km (0.091 R)
• M22: 28,228,221 km (0.039 R)
• M23: 29,314,750 km (0.103 R)
• M24: 31,059,959 km (0.084 R)
• M25: 33,005,329 km (0.088 R)
• M26: 37,713,025 km (0.097 R)
• M27: 39,030,234 km (0.096 R)
• M28: 41,447,137 km (0.101 R)
• M29: 44,930,823 km (0.084 R)
• M30: 47,752,987 km (0.055 R)
• M31: 49,293,845 km (0.053 R)
• M32: 68,488,299 km (0.098 R)
• M33: 70,008,064 km (0.116 R)
• M34: 74,473,859 km (0.101 R)
• M35: 75,619,330 km (0.102 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 13,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit