🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.45 AU - 0.59 AU

Year: 242 Days

Day: 36 Hours

Environment

Temp: -122 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.8

Radius: 14.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.54 AU - 0.82 AU

Year: 362 Days

Day: 14.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,609,667 km

• M1: 183,257 km (0.056 R)
• M2: 803,939 km (0.086 R)
• M3: 1,307,635 km (0.074 R)
• M4: 1,846,636 km (0.086 R)
• M5: 2,696,950 km (0.117 R)
• M6: 3,209,024 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.8

Radius: 9.6

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.7 AU - 1.08 AU

Year: 542 Days

Day: 13.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,609,667 km

• M1: 119,379 km (0.114 R)
• M2: 420,520 km (0.102 R)
• M3: 758,910 km (0.102 R)
• M4: 1,207,853 km (0.03 R)
• M5: 2,150,021 km (0.067 R)
• M6: 2,985,226 km (0.102 R)
• M7: 3,648,842 km (0.109 R)
• M8: 4,036,749 km (0.08 R)
• M9: 4,496,613 km (0.066 R)
• M10: 4,943,312 km (0.077 R)
• M11: 5,335,109 km (0.116 R)
• M12: 5,979,876 km (0.119 R)
• M13: 6,501,673 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.5

Radius: 10.5

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.41 AU - 1.75 AU

Year: 1282 Days

Day: 11.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,609,667 km

• M1: 132,245 km (0.057 R)
• M2: 553,213 km (0.072 R)
• M3: 886,367 km (0.059 R)
• M4: 1,234,930 km (0.106 R)
• M5: 1,611,468 km (0.065 R)
• M6: 2,475,845 km (0.061 R)
• M7: 3,040,876 km (0.12 R)
• M8: 3,690,131 km (0.11 R)
• M9: 4,755,417 km (0.106 R)
• M10: 5,831,774 km (0.081 R)
• M11: 6,367,334 km (0.113 R)
• M12: 6,709,315 km (0.061 R)
• M13: 7,324,013 km (0.065 R)
• M14: 8,402,763 km (0.1 R)
• M15: 8,904,813 km (0.06 R)
• M16: 9,647,716 km (0.081 R)
• M17: 10,873,222 km (0.106 R)
• M18: 11,398,610 km (0.069 R)
• M19: 12,538,097 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.8

Radius: 8.5

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.42 AU - 2.22 AU

Year: 1585 Days

Day: 11.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,609,667 km

• M1: 105,766 km (0.112 R)
• M2: 389,254 km (0.077 R)
• M3: 843,582 km (0.073 R)
• M4: 1,618,350 km (0.087 R)
• M5: 1,917,396 km (0.068 R)
• M6: 2,512,047 km (0.11 R)
• M7: 3,224,283 km (0.028 R)
• M8: 3,537,990 km (0.062 R)
• M9: 4,227,187 km (0.042 R)
• M10: 4,740,906 km (0.087 R)
• M11: 5,210,943 km (0.056 R)
• M12: 5,578,056 km (0.111 R)
• M13: 6,340,107 km (0.072 R)
• M14: 8,270,219 km (0.101 R)
• M15: 8,860,981 km (0.097 R)
• M16: 9,447,854 km (0.117 R)
• M17: 10,664,982 km (0.11 R)
• M18: 11,400,555 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.1

Radius: 15

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.48 AU - 2.68 AU

Year: 2676 Days

Day: 14.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,609,667 km

• M1: 186,549 km (0.096 R)
• M2: 705,653 km (0.104 R)
• M3: 1,916,050 km (0.1 R)
• M4: 3,486,827 km (0.086 R)
• M5: 4,065,921 km (0.093 R)
• M6: 6,808,049 km (0.102 R)
• M7: 7,454,761 km (0.091 R)
• M8: 8,080,828 km (0.118 R)
• M9: 9,303,342 km (0.102 R)
• M10: 10,608,883 km (0.065 R)
• M11: 11,794,147 km (0.115 R)
• M12: 16,223,590 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.4

Radius: 14.2

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.62 AU - 4.32 AU

Year: 4174 Days

Day: 11 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,609,667 km

• M1: 177,872 km (0.058 R)
• M2: 748,438 km (0.115 R)
• M3: 1,246,449 km (0.115 R)
• M4: 2,128,329 km (0.063 R)
• M5: 2,718,343 km (0.045 R)
• M6: 3,887,001 km (0.063 R)
• M7: 4,623,921 km (0.03 R)
• M8: 5,452,543 km (0.049 R)
• M9: 6,409,670 km (0.088 R)
• M10: 7,652,829 km (0.111 R)
• M11: 8,696,423 km (0.066 R)
• M12: 9,498,418 km (0.091 R)
• M13: 10,045,796 km (0.075 R)
• M14: 11,625,101 km (0.061 R)
• M15: 12,549,017 km (0.065 R)
• M16: 14,269,393 km (0.105 R)
• M17: 14,876,461 km (0.109 R)
• M18: 16,320,380 km (0.062 R)
• M19: 17,045,929 km (0.115 R)
• M20: 17,666,761 km (0.118 R)
• M21: 19,218,689 km (0.102 R)
• M22: 19,891,430 km (0.1 R)
• M23: 20,441,053 km (0.059 R)
• M24: 21,570,517 km (0.101 R)
• M25: 26,179,029 km (0.091 R)
• M26: 27,595,571 km (0.12 R)
• M27: 28,279,533 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.2

Radius: 11.4

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.74 AU - 5.3 AU

Year: 6205 Days

Day: 13.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,609,667 km

• M1: 141,819 km (0.076 R)
• M2: 609,163 km (0.092 R)
• M3: 1,103,434 km (0.097 R)
• M4: 2,938,701 km (0.111 R)
• M5: 5,525,996 km (0.061 R)
• M6: 6,900,800 km (0.115 R)
• M7: 7,834,590 km (0.085 R)
• M8: 8,817,598 km (0.107 R)
• M9: 10,132,413 km (0.105 R)
• M10: 12,847,615 km (0.057 R)
• M11: 13,762,107 km (0.079 R)
• M12: 15,720,642 km (0.096 R)
• M13: 17,332,708 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.3

Radius: 5.8

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.24 AU - 8.28 AU

Year: 12630 Days

Day: 17 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,609,667 km

• M1: 102,923 km (0.113 R)
• M2: 476,170 km (0.077 R)
• M3: 783,145 km (0.095 R)
• M4: 1,026,541 km (0.1 R)
• M5: 1,724,115 km (0.061 R)
• M6: 1,979,030 km (0.055 R)
• M7: 2,640,702 km (0.101 R)
• M8: 4,667,005 km (0.089 R)
• M9: 7,052,792 km (0.055 R)
• M10: 7,241,135 km (0.062 R)
• M11: 9,817,809 km (0.114 R)
• M12: 13,575,408 km (0.05 R)
• M13: 14,163,328 km (0.088 R)
• M14: 15,899,561 km (0.112 R)
• M15: 16,420,610 km (0.075 R)
• M16: 23,589,939 km (0.112 R)
• M17: 24,870,945 km (0.097 R)
• M18: 25,308,070 km (0.095 R)
• M19: 25,661,420 km (0.069 R)
• M20: 26,197,579 km (0.112 R)
• M21: 29,475,268 km (0.055 R)
• M22: 31,364,241 km (0.093 R)
• M23: 34,725,555 km (0.073 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 19,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit