🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.1

Radius: 10.6

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.27 AU - 1.31 AU

Year: 1011 Days

Day: 10.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,917,117 km

• M1: 134,788 km (0.036 R)
• M2: 703,409 km (0.084 R)
• M3: 1,419,684 km (0.083 R)
• M4: 1,753,137 km (0.116 R)
• M5: 2,451,909 km (0.092 R)
• M6: 3,341,717 km (0.035 R)
• M7: 4,174,678 km (0.103 R)
• M8: 5,121,184 km (0.083 R)
• M9: 5,562,348 km (0.102 R)
• M10: 6,249,301 km (0.117 R)
• M11: 6,659,948 km (0.119 R)
• M12: 7,535,843 km (0.098 R)
• M13: 8,322,878 km (0.117 R)
• M14: 8,792,615 km (0.055 R)
• M15: 9,998,822 km (0.074 R)
• M16: 10,530,045 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.8

Radius: 15

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.55 AU - 1.79 AU

Year: 1490 Days

Day: 11.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,917,117 km

• M1: 186,549 km (0.117 R)
• M2: 760,705 km (0.1 R)
• M3: 1,709,754 km (0.11 R)
• M4: 2,320,861 km (0.087 R)
• M5: 3,076,630 km (0.065 R)
• M6: 3,768,969 km (0.071 R)
• M7: 4,262,492 km (0.085 R)
• M8: 5,168,158 km (0.095 R)
• M9: 7,470,618 km (0.042 R)
• M10: 9,219,118 km (0.116 R)
• M11: 9,858,799 km (0.094 R)
• M12: 10,562,208 km (0.118 R)
• M13: 11,049,598 km (0.11 R)
• M14: 12,487,233 km (0.097 R)
• M15: 13,880,738 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 14.3

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.07 AU - 3.53 AU

Year: 4138 Days

Day: 7.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,917,117 km

• M1: 178,171 km (0.093 R)
• M2: 655,089 km (0.052 R)
• M3: 1,134,401 km (0.074 R)
• M4: 1,598,004 km (0.11 R)
• M5: 2,656,709 km (0.097 R)
• M6: 3,118,368 km (0.076 R)
• M7: 3,672,927 km (0.045 R)
• M8: 4,271,468 km (0.083 R)
• M9: 4,910,700 km (0.1 R)
• M10: 5,380,437 km (0.1 R)
• M11: 6,044,352 km (0.112 R)
• M12: 7,065,507 km (0.11 R)
• M13: 9,043,640 km (0.077 R)
• M14: 9,562,894 km (0.103 R)
• M15: 10,101,895 km (0.027 R)
• M16: 10,948,619 km (0.11 R)
• M17: 12,509,823 km (0.113 R)
• M18: 14,264,606 km (0.108 R)
• M19: 18,141,285 km (0.119 R)
• M20: 18,730,252 km (0.104 R)
• M21: 21,409,400 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 9.9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.79 AU - 4.27 AU

Year: 4578 Days

Day: 8.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,917,117 km

• M1: 123,119 km (0.099 R)
• M2: 666,758 km (0.073 R)
• M3: 1,124,677 km (0.104 R)
• M4: 2,793,890 km (0.096 R)
• M5: 3,352,488 km (0.053 R)
• M6: 3,786,621 km (0.084 R)
• M7: 4,618,535 km (0.103 R)
• M8: 5,130,908 km (0.088 R)
• M9: 10,866,939 km (0.118 R)
• M10: 16,668,494 km (0.115 R)
• M11: 17,024,238 km (0.06 R)
• M12: 18,498,375 km (0.102 R)
• M13: 22,698,036 km (0.108 R)
• M14: 24,481,542 km (0.056 R)
• M15: 27,083,498 km (0.089 R)
• M16: 27,410,967 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.9

Radius: 4.3

Gravity: 21.63 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.32 AU - 7.18 AU

Year: 10785 Days

Day: 24.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,917,117 km

• M1: 53,556 km (0.093 R)
• M2: 298,897 km (0.099 R)
• M3: 460,163 km (0.103 R)
• M4: 635,193 km (0.111 R)
• M5: 810,222 km (0.088 R)
• M6: 1,155,793 km (0.117 R)
• M7: 1,356,105 km (0.08 R)
• M8: 1,751,492 km (0.089 R)
• M9: 2,219,584 km (0.081 R)
• M10: 2,828,148 km (0.039 R)
• M11: 3,260,934 km (0.078 R)
• M12: 4,149,247 km (0.051 R)
• M13: 4,943,611 km (0.06 R)
• M14: 5,095,453 km (0.077 R)
• M15: 5,635,202 km (0.105 R)
• M16: 8,052,853 km (0.035 R)
• M17: 8,564,328 km (0.097 R)
• M18: 9,006,689 km (0.082 R)
• M19: 9,187,852 km (0.12 R)
• M20: 9,464,160 km (0.088 R)
• M21: 9,746,002 km (0.093 R)
• M22: 11,609,244 km (0.103 R)
• M23: 14,424,526 km (0.101 R)
• M24: 14,672,559 km (0.09 R)
• M25: 16,088,503 km (0.086 R)
• M26: 16,288,366 km (0.114 R)
• M27: 16,829,461 km (0.067 R)
• M28: 17,522,698 km (0.096 R)
• M29: 22,832,225 km (0.104 R)
• M30: 27,762,074 km (0.094 R)
• M31: 28,728,476 km (0.109 R)
• M32: 41,879,625 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.7

Radius: 6.3

Gravity: 14.43 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.01 AU - 9.13 AU

Year: 18855 Days

Day: 24.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,917,117 km

• M1: 78,539 km (0.097 R)
• M2: 872,904 km (0.102 R)
• M3: 1,274,424 km (0.119 R)
• M4: 1,622,090 km (0.074 R)
• M5: 2,552,140 km (0.117 R)
• M6: 4,451,135 km (0.093 R)
• M7: 6,735,195 km (0.066 R)
• M8: 7,455,958 km (0.092 R)
• M9: 8,377,182 km (0.097 R)
• M10: 8,631,648 km (0.11 R)
• M11: 8,891,349 km (0.088 R)
• M12: 11,531,453 km (0.072 R)
• M13: 16,405,351 km (0.063 R)
• M14: 24,199,700 km (0.116 R)
• M15: 25,986,945 km (0.112 R)
• M16: 26,528,938 km (0.097 R)
• M17: 29,822,336 km (0.087 R)
• M18: 33,761,397 km (0.101 R)
• M19: 38,592,062 km (0.066 R)
• M20: 39,155,597 km (0.073 R)
• M21: 41,612,293 km (0.046 R)
• M22: 48,118,454 km (0.114 R)
• M23: 51,272,127 km (0.074 R)
• M24: 56,347,235 km (0.095 R)
• M25: 57,620,462 km (0.074 R)
• M26: 65,665,387 km (0.093 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 18,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit