🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.57 AU - 0.81 AU

Year: 219 Days

Day: 27.3 Hours

Environment

Temp: 164 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.7 AU - 1.72 AU

Year: 856 Days

Day: 42.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,822,209 km

• M1: 37,998 km (0.085 R)

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.8

Radius: 8.8

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.44 AU - 10.46 AU

Year: 10252 Days

Day: 10.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 96,822,209 km

• M1: 109,506 km (0.114 R)
• M2: 399,127 km (0.116 R)
• M3: 1,001,558 km (0.05 R)
• M4: 2,264,762 km (0.098 R)
• M5: 2,917,158 km (0.067 R)
• M6: 3,449,278 km (0.078 R)
• M7: 3,940,857 km (0.054 R)
• M8: 4,765,291 km (0.095 R)
• M9: 5,094,855 km (0.071 R)
• M10: 7,724,187 km (0.114 R)
• M11: 9,009,831 km (0.092 R)
• M12: 10,087,983 km (0.045 R)
• M13: 12,109,349 km (0.084 R)
• M14: 13,538,757 km (0.091 R)
• M15: 15,269,604 km (0.116 R)
• M16: 16,188,135 km (0.116 R)
• M17: 17,422,617 km (0.113 R)
• M18: 19,770,555 km (0.044 R)
• M19: 22,321,648 km (0.107 R)
• M20: 22,655,251 km (0.042 R)
• M21: 29,343,772 km (0.041 R)
• M22: 35,740,427 km (0.112 R)
• M23: 36,657,911 km (0.061 R)
• M24: 40,981,888 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.6

Radius: 14.9

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 10.03 AU - 12.17 AU

Year: 14160 Days

Day: 13.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 96,822,209 km

• M1: 185,352 km (0.099 R)
• M2: 772,972 km (0.09 R)
• M3: 1,376,899 km (0.118 R)
• M4: 1,961,677 km (0.089 R)
• M5: 3,395,722 km (0.08 R)
• M6: 3,859,924 km (0.111 R)
• M7: 4,823,035 km (0.032 R)
• M8: 6,274,733 km (0.082 R)
• M9: 8,181,208 km (0.061 R)
• M10: 10,773,141 km (0.098 R)
• M11: 11,728,323 km (0.049 R)
• M12: 12,556,647 km (0.058 R)
• M13: 13,234,624 km (0.057 R)
• M14: 15,486,072 km (0.049 R)
• M15: 23,024,907 km (0.113 R)
• M16: 24,042,023 km (0.101 R)
• M17: 25,379,428 km (0.104 R)
• M18: 28,727,728 km (0.088 R)
• M19: 31,117,255 km (0.082 R)
• M20: 32,245,971 km (0.062 R)
• M21: 33,519,049 km (0.105 R)
• M22: 35,674,006 km (0.116 R)
• M23: 37,161,158 km (0.103 R)
• M24: 37,920,068 km (0.066 R)
• M25: 38,689,301 km (0.117 R)
• M26: 43,804,800 km (0.081 R)
• M27: 45,079,374 km (0.081 R)
• M28: 48,900,253 km (0.114 R)
• M29: 50,579,938 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185

Radius: 11.4

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.73 AU - 12.63 AU

Year: 14313 Days

Day: 8.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 96,822,209 km

• M1: 148,251 km (0.055 R)
• M2: 588,368 km (0.115 R)
• M3: 1,127,968 km (0.101 R)
• M4: 2,095,717 km (0.049 R)
• M5: 4,505,140 km (0.076 R)
• M6: 6,629,579 km (0.116 R)
• M7: 7,403,000 km (0.056 R)
• M8: 9,129,210 km (0.044 R)
• M9: 12,579,236 km (0.077 R)
• M10: 15,207,372 km (0.084 R)
• M11: 20,066,310 km (0.104 R)
• M12: 21,288,974 km (0.073 R)
• M13: 21,760,057 km (0.105 R)
• M14: 24,820,531 km (0.109 R)
• M15: 26,770,389 km (0.039 R)
• M16: 29,300,239 km (0.075 R)
• M17: 31,577,867 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.3

Radius: 5.1

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 13.17 AU - 13.85 AU

Year: 19013 Days

Day: 22.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 96,822,209 km

• M1: 63,429 km (0.065 R)
• M2: 503,546 km (0.116 R)
• M3: 701,315 km (0.083 R)
• M4: 5,784,351 km (0.107 R)
• M5: 8,019,044 km (0.113 R)
• M6: 11,265,168 km (0.114 R)
• M7: 12,536,451 km (0.063 R)
• M8: 14,818,267 km (0.109 R)
• M9: 20,432,227 km (0.096 R)
• M10: 31,883,794 km (0.08 R)
• M11: 40,236,591 km (0.102 R)
• M12: 43,315,166 km (0.107 R)
• M13: 44,282,466 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726

Radius: 6.9

Gravity: 15.25 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 17.23 AU - 17.65 AU

Year: 27886 Days

Day: 24.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 96,822,209 km

• M1: 85,869 km (0.067 R)
• M2: 386,860 km (0.086 R)
• M3: 1,217,278 km (0.058 R)
• M4: 1,989,801 km (0.064 R)
• M5: 3,196,607 km (0.104 R)
• M6: 3,499,393 km (0.096 R)
• M7: 4,092,848 km (0.096 R)
• M8: 4,413,736 km (0.107 R)
• M9: 5,105,925 km (0.117 R)
• M10: 5,520,610 km (0.096 R)
• M11: 6,370,326 km (0.084 R)
• M12: 7,252,804 km (0.074 R)
• M13: 8,048,515 km (0.086 R)
• M14: 8,959,865 km (0.111 R)
• M15: 9,687,210 km (0.099 R)
• M16: 10,518,825 km (0.102 R)
• M17: 10,918,401 km (0.073 R)
• M18: 12,993,622 km (0.098 R)
• M19: 14,651,316 km (0.051 R)
• M20: 15,573,587 km (0.088 R)
• M21: 19,058,021 km (0.103 R)
• M22: 20,772,562 km (0.106 R)
• M23: 22,151,256 km (0.081 R)
• M24: 28,791,457 km (0.062 R)
• M25: 31,178,739 km (0.118 R)
• M26: 32,700,898 km (0.113 R)
• M27: 33,266,378 km (0.111 R)
• M28: 34,417,085 km (0.112 R)
• M29: 37,102,665 km (0.099 R)
• M30: 39,764,460 km (0.066 R)
• M31: 40,246,914 km (0.103 R)
• M32: 52,646,483 km (0.041 R)
• M33: 58,038,439 km (0.117 R)
• M34: 60,125,329 km (0.091 R)
• M35: 70,606,605 km (0.075 R)
• M36: 72,026,438 km (0.054 R)
• M37: 75,659,123 km (0.118 R)
• M38: 81,205,315 km (0.114 R)
• M39: 81,463,670 km (0.112 R)
• M40: 86,746,270 km (0.098 R)
• M41: 95,378,366 km (0.058 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 13,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit