🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.44 AU - 0.68 AU

Year: 271 Days

Day: 42.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 10.1

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.15 AU - 1.33 AU

Year: 892 Days

Day: 5.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,068,848 km

• M1: 137,331 km (0.102 R)
• M2: 471,532 km (0.041 R)
• M3: 808,726 km (0.083 R)
• M4: 1,242,859 km (0.092 R)
• M5: 1,676,693 km (0.11 R)
• M6: 2,004,013 km (0.099 R)
• M7: 2,477,042 km (0.03 R)
• M8: 3,117,470 km (0.111 R)
• M9: 3,633,433 km (0.093 R)
• M10: 4,496,014 km (0.076 R)
• M11: 5,350,517 km (0.055 R)
• M12: 6,555,229 km (0.073 R)
• M13: 7,041,871 km (0.096 R)
• M14: 7,577,431 km (0.118 R)
• M15: 8,729,933 km (0.108 R)
• M16: 9,176,932 km (0.105 R)
• M17: 9,995,681 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 10.8

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.24 AU - 1.86 AU

Year: 1246 Days

Day: 7.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,068,848 km

• M1: 134,339 km (0.052 R)
• M2: 498,460 km (0.106 R)
• M3: 936,782 km (0.092 R)
• M4: 1,449,304 km (0.114 R)
• M5: 1,890,468 km (0.108 R)
• M6: 2,420,494 km (0.099 R)
• M7: 3,371,338 km (0.118 R)
• M8: 4,038,544 km (0.117 R)
• M9: 4,773,219 km (0.112 R)
• M10: 5,533,027 km (0.098 R)
• M11: 6,126,930 km (0.117 R)
• M12: 6,857,118 km (0.082 R)
• M13: 7,542,725 km (0.028 R)
• M14: 7,928,538 km (0.094 R)
• M15: 8,936,827 km (0.085 R)
• M16: 10,401,241 km (0.052 R)
• M17: 10,912,267 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.9

Radius: 12.3

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.97 AU - 2.13 AU

Year: 1895 Days

Day: 6 Hours

Environment

Temp: -182 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,068,848 km

• M1: 153,039 km (0.095 R)
• M2: 605,871 km (0.077 R)
• M3: 1,183,918 km (0.118 R)
• M4: 1,591,273 km (0.071 R)
• M5: 2,179,043 km (0.119 R)
• M6: 2,715,650 km (0.099 R)
• M7: 3,373,133 km (0.101 R)
• M8: 4,745,843 km (0.096 R)
• M9: 5,417,088 km (0.117 R)
• M10: 5,923,776 km (0.098 R)
• M11: 7,345,106 km (0.084 R)
• M12: 8,982,305 km (0.079 R)
• M13: 9,624,828 km (0.097 R)
• M14: 10,081,999 km (0.101 R)
• M15: 10,851,082 km (0.091 R)
• M16: 13,394,395 km (0.102 R)
• M17: 15,486,372 km (0.096 R)
• M18: 17,115,642 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.3

Radius: 9.3

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.81 AU - 2.81 AU

Year: 2267 Days

Day: 11.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,068,848 km

• M1: 115,639 km (0.117 R)
• M2: 563,685 km (0.111 R)
• M3: 1,164,021 km (0.074 R)
• M4: 2,024,508 km (0.111 R)
• M5: 2,368,882 km (0.036 R)
• M6: 2,678,251 km (0.113 R)
• M7: 3,226,826 km (0.071 R)
• M8: 3,829,705 km (0.047 R)
• M9: 4,697,672 km (0.047 R)
• M10: 5,840,450 km (0.115 R)
• M11: 8,633,144 km (0.111 R)
• M12: 9,476,427 km (0.095 R)
• M13: 11,603,260 km (0.116 R)
• M14: 12,170,834 km (0.102 R)
• M15: 14,861,950 km (0.118 R)
• M16: 15,194,207 km (0.103 R)
• M17: 16,220,897 km (0.081 R)
• M18: 17,137,034 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.2

Radius: 6.6

Gravity: 17.29 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.1 AU - 9.54 AU

Year: 15495 Days

Day: 18.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,068,848 km

• M1: 82,129 km (0.057 R)
• M2: 467,942 km (0.07 R)
• M3: 677,529 km (0.046 R)
• M4: 962,812 km (0.12 R)
• M5: 1,712,596 km (0.08 R)
• M6: 2,229,906 km (0.115 R)
• M7: 4,098,234 km (0.047 R)
• M8: 4,642,321 km (0.03 R)
• M9: 5,603,936 km (0.111 R)
• M10: 6,355,815 km (0.038 R)
• M11: 7,084,058 km (0.116 R)
• M12: 8,452,429 km (0.056 R)
• M13: 12,595,393 km (0.106 R)
• M14: 13,671,151 km (0.069 R)
• M15: 14,231,545 km (0.079 R)
• M16: 18,169,260 km (0.072 R)
• M17: 20,886,855 km (0.05 R)
• M18: 22,486,505 km (0.119 R)
• M19: 25,400,970 km (0.076 R)
• M20: 26,569,330 km (0.081 R)
• M21: 28,332,191 km (0.075 R)
• M22: 29,820,690 km (0.076 R)
• M23: 32,952,970 km (0.076 R)
• M24: 35,506,606 km (0.09 R)
• M25: 39,439,235 km (0.095 R)
• M26: 41,582,823 km (0.082 R)
• M27: 43,352,865 km (0.105 R)
• M28: 46,727,045 km (0.055 R)
• M29: 47,358,796 km (0.03 R)
• M30: 48,963,084 km (0.09 R)
• M31: 52,789,797 km (0.076 R)
• M32: 53,819,928 km (0.106 R)
• M33: 56,990,506 km (0.044 R)
• M34: 65,654,466 km (0.084 R)

Asteroid Belt

Center: 8.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138

Radius: 4.4

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.97 AU - 9.75 AU

Year: 17028 Days

Day: 15.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,068,848 km

• M1: 58,942 km (0.085 R)
• M2: 337,942 km (0.051 R)
• M3: 621,878 km (0.066 R)
• M4: 774,319 km (0.098 R)
• M5: 1,113,607 km (0.066 R)
• M6: 2,446,673 km (0.046 R)
• M7: 3,463,340 km (0.113 R)
• M8: 3,701,051 km (0.073 R)
• M9: 4,026,277 km (0.114 R)
• M10: 4,370,203 km (0.118 R)
• M11: 4,878,536 km (0.078 R)
• M12: 5,269,585 km (0.047 R)
• M13: 6,045,699 km (0.118 R)
• M14: 8,568,816 km (0.097 R)
• M15: 9,730,294 km (0.062 R)
• M16: 11,506,470 km (0.111 R)
• M17: 12,525,680 km (0.074 R)
• M18: 16,007,870 km (0.089 R)
• M19: 16,733,868 km (0.111 R)
• M20: 21,241,252 km (0.119 R)
• M21: 22,198,080 km (0.092 R)
• M22: 23,100,006 km (0.113 R)
• M23: 25,417,277 km (0.113 R)
• M24: 29,812,312 km (0.058 R)
• M25: 31,929,870 km (0.083 R)
• M26: 37,256,452 km (0.101 R)
• M27: 39,948,915 km (0.084 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 20,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit