🌌 Stone's Star System Generator

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.7

Radius: 13.6

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.02 AU - 9.12 AU

Year: 9659 Days

Day: 7.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,120,598 km

• M1: 169,644 km (0.059 R)
• M2: 636,689 km (0.062 R)
• M3: 1,811,630 km (0.072 R)
• M4: 2,519,378 km (0.04 R)
• M5: 3,032,648 km (0.103 R)
• M6: 3,687,737 km (0.055 R)
• M7: 4,272,964 km (0.047 R)
• M8: 5,129,412 km (0.11 R)
• M9: 5,696,388 km (0.083 R)
• M10: 6,661,743 km (0.088 R)
• M11: 8,696,872 km (0.097 R)
• M12: 12,793,311 km (0.098 R)
• M13: 13,543,544 km (0.095 R)
• M14: 14,019,714 km (0.102 R)
• M15: 15,195,703 km (0.102 R)
• M16: 15,775,245 km (0.057 R)
• M17: 16,236,156 km (0.117 R)
• M18: 17,116,091 km (0.118 R)
• M19: 18,314,370 km (0.082 R)
• M20: 20,331,547 km (0.108 R)
• M21: 24,016,442 km (0.119 R)
• M22: 28,608,648 km (0.103 R)
• M23: 30,497,321 km (0.12 R)
• M24: 32,786,617 km (0.098 R)
• M25: 36,891,583 km (0.088 R)

Planet 2 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.3

Radius: 4

Gravity: 50.27 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 11.41 AU - 11.59 AU

Year: 15015 Days

Day: 21.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,120,598 km

• M1: 49,816 km (0.069 R)
• M2: 336,745 km (0.109 R)
• M3: 595,848 km (0.049 R)
• M4: 794,365 km (0.079 R)
• M5: 931,696 km (0.082 R)
• M6: 1,241,363 km (0.074 R)
• M7: 1,567,486 km (0.075 R)
• M8: 2,081,505 km (0.063 R)
• M9: 2,241,275 km (0.118 R)
• M10: 4,516,659 km (0.038 R)
• M11: 5,579,103 km (0.109 R)
• M12: 7,702,495 km (0.117 R)
• M13: 10,540,816 km (0.094 R)
• M14: 13,382,577 km (0.08 R)
• M15: 13,726,652 km (0.055 R)
• M16: 14,361,096 km (0.06 R)
• M17: 15,311,641 km (0.12 R)
• M18: 16,854,743 km (0.039 R)
• M19: 20,066,610 km (0.083 R)
• M20: 20,426,692 km (0.101 R)
• M21: 28,905,600 km (0.119 R)
• M22: 33,719,210 km (0.065 R)
• M23: 36,447,876 km (0.082 R)
• M24: 36,715,207 km (0.114 R)
• M25: 37,660,965 km (0.098 R)
• M26: 38,623,029 km (0.091 R)
• M27: 40,883,153 km (0.111 R)
• M28: 42,783,196 km (0.064 R)
• M29: 48,835,178 km (0.098 R)
• M30: 49,814,146 km (0.036 R)
• M31: 52,658,750 km (0.103 R)
• M32: 53,343,459 km (0.1 R)
• M33: 62,409,688 km (0.074 R)
• M34: 65,711,463 km (0.084 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 266.8

Radius: 7.1

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 11.59 AU - 14.91 AU

Year: 18569 Days

Day: 19 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,120,598 km

• M1: 94,845 km (0.11 R)
• M2: 366,365 km (0.108 R)
• M3: 613,052 km (0.113 R)
• M4: 1,048,681 km (0.12 R)
• M5: 2,371,425 km (0.089 R)
• M6: 3,196,009 km (0.115 R)
• M7: 3,807,565 km (0.109 R)
• M8: 4,404,161 km (0.063 R)
• M9: 4,963,807 km (0.118 R)
• M10: 6,608,935 km (0.114 R)
• M11: 7,554,692 km (0.084 R)
• M12: 8,037,744 km (0.048 R)
• M13: 8,355,639 km (0.042 R)
• M14: 8,920,222 km (0.062 R)
• M15: 9,162,870 km (0.111 R)
• M16: 10,283,208 km (0.063 R)
• M17: 12,013,158 km (0.077 R)
• M18: 15,825,660 km (0.068 R)
• M19: 16,983,697 km (0.11 R)
• M20: 18,825,396 km (0.092 R)
• M21: 30,276,365 km (0.054 R)
• M22: 34,734,830 km (0.085 R)
• M23: 38,833,812 km (0.111 R)
• M24: 41,065,962 km (0.065 R)
• M25: 42,555,209 km (0.071 R)
• M26: 47,828,085 km (0.11 R)
• M27: 48,872,428 km (0.094 R)
• M28: 50,544,034 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.8

Radius: 5.1

Gravity: 13.06 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.65 AU - 20.69 AU

Year: 26204 Days

Day: 19.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,120,598 km

• M1: 63,729 km (0.041 R)
• M2: 358,586 km (0.034 R)
• M3: 693,386 km (0.05 R)
• M4: 1,300,903 km (0.074 R)
• M5: 1,696,589 km (0.051 R)
• M6: 2,148,375 km (0.109 R)
• M7: 2,424,533 km (0.107 R)
• M8: 5,712,843 km (0.115 R)
• M9: 8,334,995 km (0.047 R)
• M10: 9,454,137 km (0.091 R)
• M11: 9,621,836 km (0.081 R)
• M12: 11,346,849 km (0.048 R)
• M13: 14,937,796 km (0.115 R)
• M14: 16,020,137 km (0.059 R)
• M15: 18,600,850 km (0.081 R)
• M16: 21,735,523 km (0.06 R)
• M17: 24,357,825 km (0.106 R)
• M18: 27,296,226 km (0.101 R)
• M19: 27,865,147 km (0.085 R)
• M20: 28,558,234 km (0.119 R)
• M21: 29,381,321 km (0.087 R)
• M22: 29,738,860 km (0.069 R)
• M23: 33,216,861 km (0.053 R)
• M24: 34,920,182 km (0.044 R)
• M25: 36,405,988 km (0.086 R)
• M26: 37,933,682 km (0.117 R)
• M27: 38,927,760 km (0.055 R)
• M28: 39,503,412 km (0.115 R)
• M29: 40,231,056 km (0.117 R)
• M30: 41,116,077 km (0.111 R)
• M31: 45,895,879 km (0.096 R)
• M32: 48,336,119 km (0.11 R)
• M33: 51,895,801 km (0.071 R)
• M34: 59,722,163 km (0.038 R)
• M35: 62,627,054 km (0.112 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 12,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit