🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.61 AU - 0.67 AU

Year: 234 Days

Day: 32.9 Hours

Environment

Temp: -26 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.91 AU - 1.07 AU

Year: 450 Days

Day: 46.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,696,605 km

• M1: 37,100 km (0.062 R)
• M2: 370,704 km (0.091 R)

Asteroid Belt

Center: 2.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.7

Radius: 11.3

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.79 AU - 3.49 AU

Year: 2540 Days

Day: 12.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 100.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,696,605 km

• M1: 140,622 km (0.072 R)
• M2: 512,672 km (0.088 R)
• M3: 967,599 km (0.095 R)
• M4: 1,855,313 km (0.103 R)
• M5: 2,280,171 km (0.116 R)
• M6: 2,898,908 km (0.035 R)
• M7: 3,293,248 km (0.091 R)
• M8: 4,190,984 km (0.108 R)
• M9: 5,074,061 km (0.09 R)
• M10: 5,676,491 km (0.119 R)
• M11: 6,582,157 km (0.081 R)
• M12: 9,842,493 km (0.037 R)
• M13: 10,226,361 km (0.117 R)
• M14: 12,789,571 km (0.116 R)
• M15: 13,340,241 km (0.074 R)
• M16: 13,763,453 km (0.074 R)
• M17: 15,963,140 km (0.107 R)
• M18: 16,709,783 km (0.101 R)
• M19: 18,503,611 km (0.11 R)
• M20: 19,869,888 km (0.101 R)
• M21: 21,494,072 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.9

Radius: 13.4

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.67 AU - 10.27 AU

Year: 12266 Days

Day: 7.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,696,605 km

• M1: 166,652 km (0.039 R)
• M2: 1,122,582 km (0.084 R)
• M3: 2,886,341 km (0.108 R)
• M4: 4,070,708 km (0.087 R)
• M5: 5,417,986 km (0.08 R)
• M6: 11,409,381 km (0.11 R)
• M7: 12,471,825 km (0.076 R)
• M8: 14,188,012 km (0.059 R)
• M9: 17,163,364 km (0.027 R)
• M10: 18,557,466 km (0.104 R)
• M11: 20,277,991 km (0.109 R)
• M12: 27,293,832 km (0.102 R)
• M13: 45,865,660 km (0.104 R)
• M14: 50,849,513 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.1

Radius: 3.7

Gravity: 39.89 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.37 AU - 10.75 AU

Year: 15667 Days

Day: 15.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 64.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 62,696,605 km

• M1: 55,950 km (0.087 R)
• M2: 200,012 km (0.034 R)
• M3: 425,307 km (0.101 R)
• M4: 625,020 km (0.113 R)
• M5: 1,447,509 km (0.084 R)
• M6: 1,729,052 km (0.077 R)
• M7: 2,179,491 km (0.029 R)
• M8: 2,864,500 km (0.044 R)
• M9: 3,205,284 km (0.117 R)
• M10: 3,682,352 km (0.056 R)
• M11: 4,743,000 km (0.118 R)
• M12: 4,875,993 km (0.058 R)
• M13: 5,541,704 km (0.107 R)
• M14: 5,689,207 km (0.093 R)
• M15: 6,108,530 km (0.104 R)
• M16: 6,466,518 km (0.081 R)
• M17: 6,630,178 km (0.103 R)
• M18: 7,445,187 km (0.08 R)
• M19: 7,624,854 km (0.037 R)
• M20: 7,853,589 km (0.047 R)
• M21: 7,993,014 km (0.097 R)
• M22: 9,690,651 km (0.097 R)
• M23: 10,794,085 km (0.11 R)
• M24: 14,049,484 km (0.113 R)
• M25: 16,271,760 km (0.037 R)
• M26: 19,726,574 km (0.091 R)
• M27: 21,127,707 km (0.106 R)
• M28: 22,128,517 km (0.087 R)
• M29: 29,026,176 km (0.116 R)
• M30: 32,716,606 km (0.069 R)
• M31: 33,198,909 km (0.04 R)
• M32: 34,301,146 km (0.063 R)
• M33: 34,673,944 km (0.091 R)
• M34: 43,284,349 km (0.086 R)
• M35: 44,011,394 km (0.084 R)
• M36: 45,789,515 km (0.112 R)
• M37: 47,154,146 km (0.054 R)
• M38: 52,062,004 km (0.109 R)
• M39: 52,389,773 km (0.054 R)
• M40: 53,547,959 km (0.077 R)
• M41: 56,431,758 km (0.102 R)
• M42: 56,951,161 km (0.06 R)
• M43: 58,351,846 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.2

Radius: 5.8

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 12.75 AU - 13.61 AU

Year: 21846 Days

Day: 17.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,696,605 km

• M1: 77,791 km (0.114 R)
• M2: 981,811 km (0.117 R)
• M3: 1,388,717 km (0.065 R)
• M4: 2,384,590 km (0.089 R)
• M5: 3,218,598 km (0.069 R)
• M6: 3,454,514 km (0.087 R)
• M7: 3,645,850 km (0.104 R)
• M8: 4,515,761 km (0.087 R)
• M9: 5,406,766 km (0.045 R)
• M10: 6,049,289 km (0.095 R)
• M11: 6,409,371 km (0.108 R)
• M12: 10,098,455 km (0.055 R)
• M13: 19,246,664 km (0.067 R)
• M14: 25,449,141 km (0.117 R)
• M15: 41,452,972 km (0.099 R)
• M16: 47,732,342 km (0.07 R)
• M17: 50,607,164 km (0.092 R)
• M18: 51,921,232 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 11,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit