🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.92 AU - 0.96 AU

Year: 395 Days

Day: 15.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,011,455 km

• M1: 47,273 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.06 AU - 2.32 AU

Year: 1405 Days

Day: 36.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.4

Radius: 11.4

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.45 AU - 3.79 AU

Year: 2986 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,011,455 km

• M1: 141,968 km (0.069 R)
• M2: 506,688 km (0.107 R)
• M3: 1,077,254 km (0.079 R)
• M4: 2,088,985 km (0.077 R)
• M5: 2,542,416 km (0.105 R)
• M6: 2,943,338 km (0.081 R)
• M7: 4,162,860 km (0.109 R)
• M8: 4,683,461 km (0.108 R)
• M9: 5,949,507 km (0.096 R)
• M10: 6,460,234 km (0.09 R)
• M11: 7,823,370 km (0.064 R)
• M12: 8,527,527 km (0.112 R)
• M13: 12,463,148 km (0.081 R)
• M14: 14,562,904 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.6

Radius: 14.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.65 AU - 4.95 AU

Year: 3865 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,011,455 km

• M1: 181,612 km (0.056 R)
• M2: 650,452 km (0.064 R)
• M3: 1,445,415 km (0.053 R)
• M4: 2,763,222 km (0.079 R)
• M5: 3,234,156 km (0.091 R)
• M6: 4,576,797 km (0.045 R)
• M7: 5,170,252 km (0.101 R)
• M8: 6,183,778 km (0.057 R)
• M9: 7,539,882 km (0.081 R)
• M10: 8,437,320 km (0.12 R)
• M11: 9,085,976 km (0.112 R)
• M12: 9,694,540 km (0.066 R)
• M13: 10,835,075 km (0.071 R)
• M14: 11,810,303 km (0.066 R)
• M15: 14,123,984 km (0.035 R)
• M16: 16,047,364 km (0.119 R)
• M17: 17,314,607 km (0.117 R)
• M18: 19,280,922 km (0.062 R)
• M19: 20,107,899 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.9

Radius: 9.9

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.2 AU - 5.92 AU

Year: 5683 Days

Day: 8.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,011,455 km

• M1: 127,607 km (0.101 R)
• M2: 751,580 km (0.106 R)
• M3: 1,156,840 km (0.077 R)
• M4: 1,629,570 km (0.065 R)
• M5: 1,940,883 km (0.081 R)
• M6: 2,260,125 km (0.086 R)
• M7: 3,268,265 km (0.109 R)
• M8: 3,724,239 km (0.103 R)
• M9: 4,657,281 km (0.061 R)
• M10: 5,094,107 km (0.117 R)
• M11: 6,470,856 km (0.078 R)
• M12: 7,517,143 km (0.11 R)
• M13: 7,965,937 km (0.109 R)
• M14: 11,624,951 km (0.11 R)
• M15: 12,637,729 km (0.115 R)
• M16: 13,874,006 km (0.049 R)
• M17: 15,071,537 km (0.101 R)
• M18: 17,218,715 km (0.119 R)
• M19: 17,867,820 km (0.11 R)
• M20: 18,465,912 km (0.085 R)
• M21: 24,141,057 km (0.054 R)
• M22: 26,549,583 km (0.102 R)
• M23: 29,296,499 km (0.055 R)
• M24: 31,166,024 km (0.072 R)
• M25: 32,619,367 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.8

Radius: 10.3

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.68 AU - 7.12 AU

Year: 6212 Days

Day: 7.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,011,455 km

• M1: 128,056 km (0.104 R)
• M2: 656,735 km (0.087 R)
• M3: 1,609,972 km (0.089 R)
• M4: 2,219,284 km (0.076 R)
• M5: 2,643,394 km (0.115 R)
• M6: 3,184,939 km (0.104 R)
• M7: 4,599,985 km (0.085 R)
• M8: 6,361,201 km (0.063 R)
• M9: 7,223,034 km (0.081 R)
• M10: 8,283,683 km (0.098 R)
• M11: 9,535,368 km (0.055 R)
• M12: 9,994,933 km (0.08 R)
• M13: 11,108,091 km (0.116 R)
• M14: 12,572,654 km (0.028 R)
• M15: 12,902,517 km (0.084 R)
• M16: 15,189,869 km (0.083 R)
• M17: 15,564,312 km (0.074 R)
• M18: 16,724,743 km (0.102 R)
• M19: 17,666,611 km (0.097 R)
• M20: 18,928,918 km (0.104 R)
• M21: 19,582,062 km (0.093 R)
• M22: 21,087,615 km (0.096 R)
• M23: 22,831,178 km (0.116 R)
• M24: 24,242,784 km (0.114 R)
• M25: 26,244,104 km (0.11 R)
• M26: 27,147,675 km (0.105 R)
• M27: 29,016,901 km (0.091 R)
• M28: 30,771,235 km (0.083 R)
• M29: 31,371,421 km (0.077 R)
• M30: 32,492,059 km (0.029 R)
• M31: 35,029,239 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.8

Radius: 9.4

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.23 AU - 8.43 AU

Year: 10421 Days

Day: 10.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,011,455 km

• M1: 116,986 km (0.054 R)
• M2: 2,512,347 km (0.117 R)
• M3: 4,212,975 km (0.103 R)
• M4: 6,036,573 km (0.037 R)
• M5: 8,879,232 km (0.029 R)
• M6: 9,489,292 km (0.06 R)
• M7: 10,523,462 km (0.11 R)
• M8: 11,300,174 km (0.066 R)
• M9: 11,968,129 km (0.049 R)
• M10: 14,905,782 km (0.086 R)
• M11: 16,845,319 km (0.114 R)
• M12: 17,277,357 km (0.077 R)
• M13: 17,843,735 km (0.043 R)
• M14: 18,815,074 km (0.095 R)
• M15: 21,722,508 km (0.064 R)
• M16: 22,308,334 km (0.109 R)
• M17: 27,466,019 km (0.088 R)
• M18: 27,892,822 km (0.106 R)
• M19: 29,913,740 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641

Radius: 5.6

Gravity: 20.44 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 11.48 AU - 16.18 AU

Year: 22294 Days

Day: 21.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,011,455 km

• M1: 70,012 km (0.077 R)
• M2: 261,946 km (0.114 R)
• M3: 809,923 km (0.11 R)
• M4: 1,805,796 km (0.113 R)
• M5: 2,451,161 km (0.117 R)
• M6: 3,737,553 km (0.099 R)
• M7: 5,147,663 km (0.089 R)
• M8: 5,499,068 km (0.107 R)
• M9: 7,209,570 km (0.093 R)
• M10: 8,159,367 km (0.042 R)
• M11: 8,745,791 km (0.03 R)
• M12: 10,549,791 km (0.097 R)
• M13: 12,797,948 km (0.092 R)
• M14: 13,588,723 km (0.114 R)
• M15: 18,755,683 km (0.048 R)
• M16: 22,534,226 km (0.11 R)
• M17: 23,157,152 km (0.1 R)
• M18: 24,655,524 km (0.077 R)
• M19: 30,913,502 km (0.111 R)
• M20: 31,811,838 km (0.086 R)
• M21: 38,592,810 km (0.061 R)
• M22: 39,934,852 km (0.056 R)
• M23: 40,999,840 km (0.086 R)
• M24: 51,988,850 km (0.047 R)
• M25: 59,323,933 km (0.039 R)
• M26: 60,113,062 km (0.037 R)
• M27: 70,576,236 km (0.099 R)
• M28: 74,164,491 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 17,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit