🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.5 AU - 0.54 AU

Year: 144 Days

Day: 20.9 Hours

Environment

Temp: 227 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.95 AU - 1.13 AU

Year: 406 Days

Day: 42.8 Hours

Environment

Temp: -0 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.96 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.5

Radius: 10.2

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.54 AU - 5.2 AU

Year: 4115 Days

Day: 12.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 114,598,105 km

• M1: 126,859 km (0.047 R)
• M2: 476,020 km (0.082 R)
• M3: 1,070,522 km (0.091 R)
• M4: 1,998,628 km (0.077 R)
• M5: 2,378,157 km (0.034 R)
• M6: 2,904,143 km (0.109 R)
• M7: 5,328,078 km (0.09 R)
• M8: 6,631,973 km (0.063 R)
• M9: 7,389,985 km (0.1 R)
• M10: 7,708,928 km (0.091 R)
• M11: 14,998,982 km (0.086 R)
• M12: 17,287,380 km (0.085 R)
• M13: 18,137,695 km (0.09 R)
• M14: 18,778,722 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.7

Radius: 8.3

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.9 AU - 12.74 AU

Year: 13627 Days

Day: 8.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 114,598,105 km

• M1: 103,223 km (0.095 R)
• M2: 445,951 km (0.111 R)
• M3: 1,224,010 km (0.107 R)
• M4: 1,577,659 km (0.12 R)
• M5: 1,899,295 km (0.093 R)
• M6: 2,301,563 km (0.119 R)
• M7: 3,045,065 km (0.108 R)
• M8: 3,966,887 km (0.065 R)
• M9: 5,493,234 km (0.042 R)
• M10: 6,128,127 km (0.118 R)
• M11: 6,616,415 km (0.026 R)
• M12: 7,799,285 km (0.077 R)
• M13: 8,104,764 km (0.112 R)
• M14: 8,974,376 km (0.091 R)
• M15: 11,170,473 km (0.057 R)
• M16: 11,671,775 km (0.091 R)
• M17: 12,187,888 km (0.084 R)
• M18: 13,327,674 km (0.095 R)
• M19: 14,933,458 km (0.066 R)
• M20: 17,466,748 km (0.099 R)
• M21: 26,077,302 km (0.114 R)
• M22: 28,166,137 km (0.029 R)
• M23: 28,473,412 km (0.09 R)
• M24: 35,454,546 km (0.06 R)
• M25: 38,893,053 km (0.083 R)
• M26: 39,914,956 km (0.074 R)
• M27: 44,044,007 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.7

Radius: 7.8

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 11.69 AU - 12.89 AU

Year: 16497 Days

Day: 20.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 114,598,105 km

• M1: 97,089 km (0.111 R)
• M2: 547,977 km (0.032 R)
• M3: 2,562,462 km (0.106 R)
• M4: 3,484,882 km (0.107 R)
• M5: 4,294,805 km (0.092 R)
• M6: 5,812,924 km (0.032 R)
• M7: 7,751,114 km (0.075 R)
• M8: 10,476,189 km (0.086 R)
• M9: 11,231,210 km (0.092 R)
• M10: 11,531,004 km (0.102 R)
• M11: 12,021,834 km (0.084 R)
• M12: 14,404,779 km (0.074 R)
• M13: 16,617,481 km (0.104 R)
• M14: 18,626,880 km (0.109 R)
• M15: 21,519,953 km (0.105 R)
• M16: 25,207,241 km (0.065 R)
• M17: 30,672,351 km (0.102 R)
• M18: 38,482,855 km (0.082 R)
• M19: 40,694,211 km (0.033 R)
• M20: 43,575,915 km (0.079 R)
• M21: 54,387,951 km (0.096 R)
• M22: 60,591,925 km (0.118 R)
• M23: 61,700,744 km (0.117 R)
• M24: 62,635,132 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.2

Radius: 3.2

Gravity: 49.53 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 13.91 AU - 15.79 AU

Year: 21911 Days

Day: 23.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 114,598,105 km

• M1: 42,635 km (0.05 R)
• M2: 153,936 km (0.119 R)
• M3: 541,245 km (0.066 R)
• M4: 929,302 km (0.107 R)
• M5: 1,050,476 km (0.119 R)
• M6: 4,343,574 km (0.067 R)
• M7: 5,417,986 km (0.111 R)
• M8: 5,893,558 km (0.097 R)
• M9: 6,141,441 km (0.051 R)
• M10: 7,630,688 km (0.115 R)
• M11: 8,800,544 km (0.115 R)
• M12: 8,961,361 km (0.038 R)
• M13: 9,069,820 km (0.098 R)
• M14: 10,084,692 km (0.104 R)
• M15: 11,488,817 km (0.099 R)
• M16: 13,866,975 km (0.096 R)
• M17: 15,363,253 km (0.092 R)
• M18: 16,230,471 km (0.108 R)
• M19: 18,672,058 km (0.058 R)
• M20: 26,764,854 km (0.053 R)
• M21: 27,443,281 km (0.101 R)
• M22: 28,482,387 km (0.063 R)
• M23: 29,667,203 km (0.089 R)
• M24: 32,901,209 km (0.085 R)
• M25: 42,912,000 km (0.069 R)
• M26: 56,602,150 km (0.085 R)
• M27: 56,787,202 km (0.088 R)
• M28: 63,122,522 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.3

Radius: 3.4

Gravity: 81.95 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 15.55 AU - 22.23 AU

Year: 31435 Days

Day: 19.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 114,598,105 km

• M1: 43,084 km (0.119 R)
• M2: 171,140 km (0.115 R)
• M3: 421,268 km (0.11 R)
• M4: 556,953 km (0.105 R)
• M5: 904,768 km (0.112 R)
• M6: 1,262,008 km (0.118 R)
• M7: 1,454,390 km (0.116 R)
• M8: 1,645,726 km (0.118 R)
• M9: 2,638,757 km (0.081 R)
• M10: 3,197,505 km (0.094 R)
• M11: 4,121,721 km (0.108 R)
• M12: 4,505,140 km (0.112 R)
• M13: 4,870,159 km (0.102 R)
• M14: 7,937,513 km (0.085 R)
• M15: 9,023,744 km (0.11 R)
• M16: 9,734,184 km (0.11 R)
• M17: 11,120,059 km (0.063 R)
• M18: 13,685,363 km (0.072 R)
• M19: 14,447,863 km (0.072 R)
• M20: 25,662,468 km (0.117 R)
• M21: 25,916,634 km (0.062 R)
• M22: 27,344,097 km (0.113 R)
• M23: 31,357,210 km (0.095 R)
• M24: 40,354,026 km (0.112 R)
• M25: 46,275,109 km (0.094 R)
• M26: 47,601,444 km (0.05 R)
• M27: 51,328,525 km (0.093 R)
• M28: 61,600,962 km (0.087 R)
• M29: 66,256,598 km (0.092 R)
• M30: 67,940,023 km (0.041 R)
• M31: 68,182,820 km (0.066 R)
• M32: 69,159,694 km (0.088 R)
• M33: 70,891,589 km (0.07 R)
• M34: 71,391,694 km (0.097 R)
• M35: 73,927,677 km (0.093 R)
• M36: 79,178,263 km (0.103 R)
• M37: 82,169,323 km (0.117 R)
• M38: 95,190,472 km (0.087 R)
• M39: 95,494,454 km (0.113 R)
• M40: 109,520,003 km (0.084 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: 163 - 10,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit