🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.4

Radius: 8.7

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.75 AU - 0.89 AU

Year: 513 Days

Day: 8.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,102,708 km

• M1: 108,309 km (0.11 R)
• M2: 383,868 km (0.101 R)
• M3: 718,668 km (0.081 R)
• M4: 1,086,529 km (0.109 R)
• M5: 1,495,081 km (0.088 R)
• M6: 2,037,972 km (0.095 R)
• M7: 2,332,380 km (0.1 R)
• M8: 2,727,468 km (0.11 R)
• M9: 3,166,837 km (0.097 R)
• M10: 3,860,822 km (0.115 R)
• M11: 4,187,693 km (0.034 R)
• M12: 4,667,454 km (0.079 R)
• M13: 5,039,055 km (0.096 R)
• M14: 5,314,165 km (0.096 R)
• M15: 5,685,018 km (0.097 R)
• M16: 6,091,177 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.5

Radius: 10.9

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.34 AU - 1.5 AU

Year: 1168 Days

Day: 5.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,102,708 km

• M1: 140,772 km (0.041 R)
• M2: 482,752 km (0.12 R)
• M3: 865,723 km (0.086 R)
• M4: 1,661,883 km (0.109 R)
• M5: 2,328,341 km (0.091 R)
• M6: 3,111,486 km (0.084 R)
• M7: 3,749,521 km (0.098 R)
• M8: 4,824,980 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.3

Radius: 13.1

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.75 AU - 2.01 AU

Year: 1779 Days

Day: 14.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 82,102,708 km

• M1: 163,510 km (0.094 R)
• M2: 689,048 km (0.114 R)
• M3: 1,963,771 km (0.113 R)
• M4: 3,083,661 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.3

Radius: 9.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.21 AU - 2.29 AU

Year: 2330 Days

Day: 13 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,102,708 km

• M1: 119,379 km (0.119 R)
• M2: 450,140 km (0.112 R)
• M3: 761,004 km (0.081 R)
• M4: 1,067,680 km (0.108 R)
• M5: 1,747,453 km (0.088 R)
• M6: 2,086,442 km (0.096 R)
• M7: 2,809,298 km (0.032 R)
• M8: 3,412,178 km (0.073 R)
• M9: 3,799,188 km (0.099 R)
• M10: 4,334,150 km (0.113 R)
• M11: 4,896,787 km (0.086 R)
• M12: 5,321,346 km (0.054 R)
• M13: 5,892,660 km (0.112 R)
• M14: 6,451,857 km (0.063 R)
• M15: 8,035,500 km (0.076 R)
• M16: 8,532,015 km (0.055 R)
• M17: 9,248,140 km (0.06 R)
• M18: 10,469,158 km (0.109 R)
• M19: 11,715,907 km (0.115 R)
• M20: 12,559,190 km (0.12 R)
• M21: 13,877,297 km (0.12 R)
• M22: 16,048,411 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427

Radius: 9.1

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.3 AU - 4.34 AU

Year: 6198 Days

Day: 9.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,102,708 km

• M1: 113,246 km (0.085 R)
• M2: 433,235 km (0.115 R)
• M3: 913,744 km (0.118 R)
• M4: 1,309,729 km (0.097 R)
• M5: 2,587,744 km (0.06 R)
• M6: 3,537,990 km (0.109 R)
• M7: 4,000,397 km (0.107 R)
• M8: 6,359,106 km (0.054 R)
• M9: 6,712,008 km (0.12 R)
• M10: 7,111,883 km (0.036 R)
• M11: 9,192,041 km (0.112 R)
• M12: 9,477,773 km (0.076 R)
• M13: 10,815,776 km (0.103 R)
• M14: 12,080,028 km (0.093 R)
• M15: 12,874,393 km (0.045 R)
• M16: 14,238,576 km (0.089 R)
• M17: 16,164,948 km (0.104 R)
• M18: 18,581,252 km (0.103 R)
• M19: 20,388,993 km (0.072 R)
• M20: 24,662,855 km (0.099 R)
• M21: 25,295,654 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.4

Radius: 7.6

Gravity: 17.22 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.79 AU - 11.19 AU

Year: 18606 Days

Day: 21.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,102,708 km

• M1: 95,144 km (0.095 R)
• M2: 360,381 km (0.094 R)
• M3: 731,085 km (0.092 R)
• M4: 1,003,951 km (0.098 R)
• M5: 1,300,604 km (0.116 R)
• M6: 1,818,661 km (0.107 R)
• M7: 2,094,669 km (0.071 R)
• M8: 2,421,242 km (0.092 R)
• M9: 5,187,157 km (0.088 R)
• M10: 6,127,080 km (0.101 R)
• M11: 6,752,100 km (0.119 R)
• M12: 8,500,600 km (0.108 R)
• M13: 9,508,291 km (0.045 R)
• M14: 11,037,032 km (0.085 R)
• M15: 12,097,531 km (0.058 R)
• M16: 12,864,968 km (0.075 R)
• M17: 13,516,616 km (0.104 R)
• M18: 13,813,119 km (0.081 R)
• M19: 15,122,550 km (0.067 R)
• M20: 18,526,350 km (0.109 R)
• M21: 19,544,962 km (0.115 R)
• M22: 22,305,641 km (0.092 R)
• M23: 23,139,799 km (0.115 R)
• M24: 23,778,881 km (0.105 R)
• M25: 26,108,718 km (0.097 R)
• M26: 28,830,352 km (0.117 R)
• M27: 29,570,413 km (0.11 R)
• M28: 34,141,076 km (0.119 R)
• M29: 39,161,581 km (0.087 R)
• M30: 40,990,116 km (0.118 R)
• M31: 42,398,430 km (0.095 R)
• M32: 44,652,720 km (0.082 R)
• M33: 48,701,138 km (0.115 R)
• M34: 56,938,894 km (0.096 R)
• M35: 59,679,378 km (0.108 R)
• M36: 77,043,951 km (0.119 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: 310 - 15,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit