🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.52 AU - 0.54 AU

Year: 253 Days

Day: 21.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,835,170 km

• M1: 30,518 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624

Radius: 8

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.2 AU - 1.42 AU

Year: 984 Days

Day: 10.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,835,170 km

• M1: 99,782 km (0.065 R)
• M2: 358,885 km (0.055 R)
• M3: 745,745 km (0.106 R)
• M4: 1,110,615 km (0.055 R)
• M5: 1,453,942 km (0.097 R)
• M6: 1,703,621 km (0.081 R)
• M7: 2,061,758 km (0.059 R)
• M8: 2,390,574 km (0.11 R)
• M9: 2,791,197 km (0.112 R)
• M10: 3,073,937 km (0.055 R)
• M11: 3,490,268 km (0.113 R)
• M12: 3,943,849 km (0.101 R)
• M13: 4,840,837 km (0.073 R)
• M14: 6,643,193 km (0.109 R)
• M15: 7,149,881 km (0.096 R)
• M16: 7,682,150 km (0.104 R)
• M17: 8,292,509 km (0.082 R)
• M18: 9,072,662 km (0.08 R)
• M19: 9,494,977 km (0.074 R)

Asteroid Belt

Center: 1.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.1

Radius: 11

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2 AU - 2.14 AU

Year: 1954 Days

Day: 9.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,835,170 km

• M1: 136,732 km (0.058 R)
• M2: 538,104 km (0.115 R)
• M3: 914,641 km (0.105 R)
• M4: 1,326,784 km (0.104 R)
• M5: 1,764,956 km (0.111 R)
• M6: 2,206,868 km (0.102 R)
• M7: 2,592,531 km (0.099 R)
• M8: 3,197,206 km (0.1 R)
• M9: 3,826,414 km (0.111 R)
• M10: 4,314,552 km (0.104 R)
• M11: 5,043,543 km (0.106 R)
• M12: 5,416,640 km (0.073 R)
• M13: 6,241,822 km (0.102 R)
• M14: 7,303,817 km (0.036 R)
• M15: 8,254,063 km (0.043 R)
• M16: 8,803,386 km (0.107 R)
• M17: 10,136,901 km (0.104 R)
• M18: 11,924,147 km (0.076 R)
• M19: 12,327,613 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.1

Radius: 9.6

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.35 AU - 2.61 AU

Year: 2562 Days

Day: 8.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,835,170 km

• M1: 119,529 km (0.104 R)
• M2: 468,391 km (0.12 R)
• M3: 1,068,428 km (0.097 R)
• M4: 1,748,949 km (0.042 R)
• M5: 2,347,639 km (0.112 R)
• M6: 2,653,417 km (0.108 R)
• M7: 3,046,860 km (0.113 R)
• M8: 4,407,004 km (0.052 R)
• M9: 5,584,339 km (0.06 R)
• M10: 6,011,740 km (0.115 R)
• M11: 6,615,667 km (0.117 R)
• M12: 7,067,452 km (0.094 R)
• M13: 7,426,786 km (0.091 R)
• M14: 7,740,343 km (0.079 R)
• M15: 8,242,394 km (0.078 R)
• M16: 8,828,967 km (0.102 R)
• M17: 9,410,155 km (0.043 R)
• M18: 10,577,467 km (0.108 R)
• M19: 13,531,427 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 14

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.94 AU - 3.16 AU

Year: 2671 Days

Day: 13.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 56.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,835,170 km

• M1: 179,069 km (0.077 R)
• M2: 655,687 km (0.08 R)
• M3: 1,264,102 km (0.1 R)
• M4: 1,821,803 km (0.112 R)
• M5: 2,283,163 km (0.085 R)
• M6: 3,968,383 km (0.079 R)
• M7: 4,582,632 km (0.089 R)
• M8: 5,403,026 km (0.066 R)
• M9: 7,668,836 km (0.08 R)
• M10: 11,089,391 km (0.103 R)
• M11: 11,978,302 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.1

Radius: 11.7

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.23 AU - 3.11 AU

Year: 2862 Days

Day: 14.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,835,170 km

• M1: 161,566 km (0.06 R)
• M2: 730,038 km (0.116 R)
• M3: 1,191,996 km (0.114 R)
• M4: 2,206,269 km (0.049 R)
• M5: 2,978,344 km (0.115 R)
• M6: 3,427,886 km (0.095 R)
• M7: 5,299,355 km (0.049 R)
• M8: 5,852,717 km (0.095 R)
• M9: 7,720,447 km (0.077 R)
• M10: 10,115,658 km (0.089 R)
• M11: 10,668,273 km (0.059 R)
• M12: 11,833,940 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.6

Radius: 13.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.4 AU - 3.3 AU

Year: 3156 Days

Day: 5.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,835,170 km

• M1: 164,109 km (0.104 R)
• M2: 1,001,109 km (0.091 R)
• M3: 1,638,695 km (0.098 R)
• M4: 2,322,806 km (0.089 R)
• M5: 3,395,572 km (0.069 R)
• M6: 4,342,078 km (0.044 R)
• M7: 4,919,077 km (0.106 R)
• M8: 5,939,634 km (0.062 R)
• M9: 7,016,888 km (0.101 R)
• M10: 8,015,604 km (0.079 R)
• M11: 8,640,623 km (0.112 R)
• M12: 9,265,943 km (0.1 R)
• M13: 9,821,100 km (0.112 R)
• M14: 11,620,763 km (0.114 R)
• M15: 13,966,607 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.9

Radius: 8.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.52 AU - 5.06 AU

Year: 6877 Days

Day: 13.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,835,170 km

• M1: 113,844 km (0.066 R)
• M2: 578,495 km (0.107 R)
• M3: 1,290,132 km (0.119 R)
• M4: 1,593,517 km (0.115 R)
• M5: 2,976,250 km (0.08 R)
• M6: 5,890,117 km (0.102 R)
• M7: 6,251,396 km (0.082 R)
• M8: 8,904,514 km (0.079 R)
• M9: 13,916,940 km (0.058 R)
• M10: 17,801,847 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.3

Radius: 12

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.67 AU - 5.77 AU

Year: 8974 Days

Day: 5.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,835,170 km

• M1: 150,047 km (0.066 R)
• M2: 573,109 km (0.07 R)
• M3: 958,174 km (0.115 R)
• M4: 1,580,053 km (0.063 R)
• M5: 2,383,842 km (0.075 R)
• M6: 2,862,256 km (0.071 R)
• M7: 3,993,366 km (0.04 R)
• M8: 5,697,585 km (0.106 R)
• M9: 6,620,454 km (0.059 R)
• M10: 8,544,133 km (0.067 R)
• M11: 10,112,068 km (0.053 R)
• M12: 11,331,590 km (0.108 R)
• M13: 13,171,345 km (0.074 R)
• M14: 14,990,754 km (0.118 R)
• M15: 17,376,690 km (0.12 R)
• M16: 19,122,198 km (0.087 R)
• M17: 23,241,525 km (0.119 R)
• M18: 24,174,567 km (0.083 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 14,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit