🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.49 AU - 0.57 AU

Year: 253 Days

Day: 40.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,543,280 km

• M1: 36,203 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.51 AU - 0.61 AU

Year: 275 Days

Day: 43.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.5

Radius: 10.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.71 AU - 2.87 AU

Year: 3057 Days

Day: 14.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,543,280 km

• M1: 129,103 km (0.072 R)
• M2: 782,546 km (0.092 R)
• M3: 1,248,693 km (0.06 R)
• M4: 1,634,058 km (0.048 R)
• M5: 1,966,015 km (0.075 R)
• M6: 2,303,658 km (0.112 R)
• M7: 2,906,986 km (0.119 R)
• M8: 3,246,573 km (0.057 R)
• M9: 3,967,784 km (0.099 R)
• M10: 4,346,267 km (0.091 R)
• M11: 4,836,649 km (0.109 R)
• M12: 5,678,137 km (0.108 R)
• M13: 6,807,750 km (0.035 R)
• M14: 14,643,537 km (0.113 R)
• M15: 15,260,778 km (0.091 R)
• M16: 15,895,223 km (0.061 R)
• M17: 16,294,499 km (0.069 R)
• M18: 17,217,069 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.8

Radius: 9.5

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.76 AU - 3.46 AU

Year: 3598 Days

Day: 5 Hours

Environment

Temp: -209 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,543,280 km

• M1: 118,182 km (0.119 R)
• M2: 1,250,189 km (0.113 R)
• M3: 1,927,868 km (0.099 R)
• M4: 2,274,336 km (0.105 R)
• M5: 3,958,659 km (0.116 R)
• M6: 4,329,362 km (0.083 R)
• M7: 4,656,084 km (0.093 R)
• M8: 8,653,938 km (0.04 R)
• M9: 9,174,389 km (0.107 R)
• M10: 11,020,726 km (0.052 R)
• M11: 14,022,856 km (0.1 R)
• M12: 14,402,984 km (0.086 R)
• M13: 15,333,183 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.8

Radius: 13.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.24 AU - 4.82 AU

Year: 6325 Days

Day: 5.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,543,280 km

• M1: 172,935 km (0.109 R)
• M2: 610,958 km (0.115 R)
• M3: 1,496,727 km (0.092 R)
• M4: 2,231,402 km (0.069 R)
• M5: 3,197,206 km (0.114 R)
• M6: 3,699,107 km (0.058 R)
• M7: 4,278,050 km (0.119 R)
• M8: 5,274,073 km (0.115 R)
• M9: 6,614,619 km (0.118 R)
• M10: 7,871,840 km (0.057 R)
• M11: 9,077,150 km (0.036 R)
• M12: 9,745,852 km (0.115 R)
• M13: 10,764,315 km (0.054 R)
• M14: 11,228,816 km (0.093 R)
• M15: 12,601,077 km (0.105 R)
• M16: 13,169,849 km (0.078 R)
• M17: 14,027,792 km (0.036 R)
• M18: 15,267,809 km (0.096 R)
• M19: 16,518,447 km (0.059 R)
• M20: 19,291,094 km (0.116 R)
• M21: 22,737,680 km (0.099 R)
• M22: 26,913,555 km (0.104 R)
• M23: 28,294,941 km (0.095 R)
• M24: 28,824,967 km (0.114 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.3

Radius: 11.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.9 AU - 6.04 AU

Year: 8392 Days

Day: 9.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,543,280 km

• M1: 140,472 km (0.101 R)
• M2: 608,265 km (0.105 R)
• M3: 958,174 km (0.041 R)
• M4: 1,415,196 km (0.076 R)
• M5: 1,834,668 km (0.104 R)
• M6: 2,258,030 km (0.096 R)
• M7: 2,987,918 km (0.099 R)
• M8: 3,937,865 km (0.086 R)
• M9: 5,740,519 km (0.069 R)
• M10: 6,623,446 km (0.1 R)
• M11: 7,343,311 km (0.116 R)
• M12: 9,518,913 km (0.089 R)
• M13: 10,571,483 km (0.107 R)
• M14: 12,907,304 km (0.082 R)
• M15: 13,487,594 km (0.083 R)
• M16: 13,975,134 km (0.074 R)
• M17: 19,519,979 km (0.071 R)
• M18: 21,287,328 km (0.094 R)
• M19: 23,081,904 km (0.032 R)
• M20: 23,858,766 km (0.069 R)
• M21: 25,056,447 km (0.086 R)
• M22: 25,794,114 km (0.101 R)
• M23: 26,715,188 km (0.103 R)
• M24: 28,534,447 km (0.053 R)
• M25: 29,338,985 km (0.077 R)
• M26: 31,747,959 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.9

Radius: 7.5

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.51 AU - 8.87 AU

Year: 15376 Days

Day: 17.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,543,280 km

• M1: 93,349 km (0.101 R)
• M2: 366,066 km (0.081 R)
• M3: 1,188,405 km (0.108 R)
• M4: 1,531,882 km (0.064 R)
• M5: 1,925,025 km (0.116 R)
• M6: 2,708,918 km (0.107 R)
• M7: 3,331,694 km (0.025 R)
• M8: 3,814,297 km (0.12 R)
• M9: 5,512,233 km (0.034 R)
• M10: 8,676,228 km (0.093 R)
• M11: 10,019,317 km (0.084 R)
• M12: 11,710,372 km (0.097 R)
• M13: 14,497,081 km (0.083 R)
• M14: 15,581,665 km (0.093 R)
• M15: 18,418,639 km (0.1 R)
• M16: 19,689,773 km (0.112 R)
• M17: 23,852,932 km (0.049 R)
• M18: 30,369,565 km (0.099 R)
• M19: 31,194,298 km (0.112 R)
• M20: 36,459,095 km (0.063 R)
• M21: 38,218,366 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.1

Radius: 5.8

Gravity: 26.52 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.41 AU - 10.57 AU

Year: 17683 Days

Day: 23.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 76,543,280 km

• M1: 74,051 km (0.11 R)
• M2: 268,827 km (0.101 R)
• M3: 533,167 km (0.108 R)
• M4: 1,064,538 km (0.062 R)
• M5: 1,544,149 km (0.097 R)
• M6: 2,673,015 km (0.104 R)
• M7: 3,051,348 km (0.041 R)
• M8: 3,350,843 km (0.074 R)
• M9: 4,137,129 km (0.112 R)
• M10: 4,785,037 km (0.114 R)
• M11: 5,003,151 km (0.116 R)
• M12: 5,342,589 km (0.104 R)
• M13: 6,237,334 km (0.114 R)
• M14: 6,453,951 km (0.114 R)
• M15: 6,675,506 km (0.104 R)
• M16: 9,862,240 km (0.106 R)
• M17: 10,275,878 km (0.112 R)
• M18: 11,074,581 km (0.098 R)
• M19: 12,451,180 km (0.057 R)
• M20: 13,573,763 km (0.071 R)
• M21: 14,085,537 km (0.12 R)
• M22: 19,838,024 km (0.094 R)
• M23: 24,011,206 km (0.074 R)
• M24: 24,543,924 km (0.06 R)
• M25: 26,640,389 km (0.079 R)
• M26: 27,211,404 km (0.079 R)
• M27: 28,614,782 km (0.102 R)
• M28: 28,853,390 km (0.096 R)
• M29: 30,436,136 km (0.115 R)
• M30: 31,312,031 km (0.063 R)
• M31: 32,204,532 km (0.025 R)
• M32: 32,462,588 km (0.102 R)
• M33: 34,712,391 km (0.075 R)
• M34: 36,501,432 km (0.091 R)
• M35: 37,064,069 km (0.111 R)
• M36: 39,372,364 km (0.109 R)
• M37: 43,324,890 km (0.111 R)
• M38: 49,222,935 km (0.118 R)
• M39: 50,428,545 km (0.048 R)
• M40: 63,994,080 km (0.086 R)
• M41: 72,487,648 km (0.105 R)
• M42: 76,085,327 km (0.069 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 15,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit