🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573

Radius: 13.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.9 AU - 1.46 AU

Year: 885 Days

Day: 7.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,755,815 km

• M1: 167,250 km (0.111 R)
• M2: 601,683 km (0.071 R)
• M3: 1,121,834 km (0.094 R)
• M4: 1,622,987 km (0.12 R)
• M5: 2,105,889 km (0.09 R)
• M6: 2,550,344 km (0.061 R)
• M7: 3,562,374 km (0.09 R)
• M8: 4,327,118 km (0.052 R)
• M9: 5,108,468 km (0.102 R)
• M10: 6,082,799 km (0.109 R)
• M11: 7,177,556 km (0.105 R)
• M12: 7,904,602 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.4

Radius: 13.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.94 AU - 1.96 AU

Year: 1880 Days

Day: 13.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 92.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,755,815 km

• M1: 171,589 km (0.103 R)
• M2: 696,976 km (0.074 R)
• M3: 1,166,265 km (0.083 R)
• M4: 1,645,427 km (0.032 R)
• M5: 2,151,816 km (0.071 R)
• M6: 2,790,449 km (0.073 R)
• M7: 3,570,153 km (0.06 R)
• M8: 4,298,695 km (0.1 R)
• M9: 5,103,232 km (0.076 R)
• M10: 6,029,841 km (0.055 R)
• M11: 7,584,911 km (0.026 R)
• M12: 8,070,656 km (0.047 R)
• M13: 8,885,066 km (0.094 R)
• M14: 9,720,570 km (0.117 R)
• M15: 10,226,062 km (0.038 R)
• M16: 11,400,106 km (0.06 R)
• M17: 12,077,335 km (0.068 R)
• M18: 12,543,632 km (0.07 R)
• M19: 13,804,443 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 11.2

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.76 AU - 5.72 AU

Year: 8280 Days

Day: 6.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,755,815 km

• M1: 140,173 km (0.118 R)
• M2: 509,979 km (0.104 R)
• M3: 1,229,694 km (0.063 R)
• M4: 2,663,889 km (0.053 R)
• M5: 3,239,542 km (0.116 R)
• M6: 4,161,663 km (0.071 R)
• M7: 5,093,359 km (0.098 R)
• M8: 5,983,167 km (0.083 R)
• M9: 6,520,672 km (0.084 R)
• M10: 7,050,996 km (0.083 R)
• M11: 7,651,183 km (0.107 R)
• M12: 8,328,562 km (0.038 R)
• M13: 11,123,798 km (0.118 R)
• M14: 11,498,840 km (0.103 R)
• M15: 12,274,356 km (0.092 R)
• M16: 14,365,734 km (0.079 R)
• M17: 16,684,651 km (0.106 R)
• M18: 17,176,828 km (0.116 R)
• M19: 25,770,627 km (0.063 R)
• M20: 27,194,200 km (0.033 R)
• M21: 27,974,652 km (0.111 R)
• M22: 28,769,765 km (0.065 R)
• M23: 37,811,161 km (0.114 R)
• M24: 43,364,982 km (0.096 R)
• M25: 44,028,748 km (0.056 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.5

Radius: 5.2

Gravity: 31.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.12 AU - 7.48 AU

Year: 13614 Days

Day: 21.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 59,755,815 km

• M1: 64,626 km (0.117 R)
• M2: 318,344 km (0.085 R)
• M3: 608,265 km (0.113 R)
• M4: 936,931 km (0.109 R)
• M5: 1,135,747 km (0.061 R)
• M6: 1,962,574 km (0.107 R)
• M7: 2,816,479 km (0.06 R)
• M8: 3,107,597 km (0.111 R)
• M9: 3,923,803 km (0.026 R)
• M10: 4,639,778 km (0.11 R)
• M11: 4,840,090 km (0.073 R)
• M12: 5,366,375 km (0.091 R)
• M13: 6,086,689 km (0.111 R)
• M14: 6,699,292 km (0.087 R)
• M15: 8,190,483 km (0.05 R)
• M16: 10,504,912 km (0.091 R)
• M17: 11,997,151 km (0.074 R)
• M18: 12,375,185 km (0.095 R)
• M19: 16,449,931 km (0.05 R)
• M20: 16,682,257 km (0.057 R)
• M21: 18,787,398 km (0.073 R)
• M22: 19,816,332 km (0.106 R)
• M23: 22,647,023 km (0.091 R)
• M24: 23,321,560 km (0.046 R)
• M25: 28,091,039 km (0.115 R)
• M26: 29,662,266 km (0.099 R)
• M27: 31,291,087 km (0.116 R)
• M28: 32,612,037 km (0.074 R)
• M29: 40,196,499 km (0.083 R)
• M30: 40,758,987 km (0.1 R)
• M31: 41,184,443 km (0.102 R)
• M32: 44,245,365 km (0.103 R)
• M33: 46,368,010 km (0.105 R)
• M34: 51,308,031 km (0.043 R)
• M35: 55,192,040 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.2

Radius: 4.8

Gravity: 29.96 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.36 AU - 7.42 AU

Year: 13867 Days

Day: 17.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 59,755,815 km

• M1: 59,839 km (0.059 R)
• M2: 308,770 km (0.09 R)
• M3: 495,618 km (0.119 R)
• M4: 1,084,884 km (0.045 R)
• M5: 1,561,203 km (0.052 R)
• M6: 2,324,153 km (0.065 R)
• M7: 3,010,508 km (0.084 R)
• M8: 3,492,961 km (0.069 R)
• M9: 3,996,058 km (0.049 R)
• M10: 4,265,035 km (0.117 R)
• M11: 5,249,539 km (0.109 R)
• M12: 6,620,454 km (0.112 R)
• M13: 7,300,077 km (0.049 R)
• M14: 7,566,511 km (0.118 R)
• M15: 8,356,986 km (0.063 R)
• M16: 11,527,264 km (0.084 R)
• M17: 12,634,438 km (0.112 R)
• M18: 13,148,456 km (0.115 R)
• M19: 14,564,101 km (0.113 R)
• M20: 15,200,789 km (0.065 R)
• M21: 18,747,306 km (0.119 R)
• M22: 19,585,204 km (0.039 R)
• M23: 19,755,745 km (0.089 R)
• M24: 21,245,590 km (0.063 R)
• M25: 22,808,589 km (0.109 R)
• M26: 24,843,120 km (0.111 R)
• M27: 25,042,983 km (0.097 R)
• M28: 29,047,419 km (0.057 R)
• M29: 29,269,272 km (0.107 R)
• M30: 31,433,505 km (0.065 R)
• M31: 31,784,611 km (0.109 R)
• M32: 35,822,257 km (0.091 R)
• M33: 36,979,995 km (0.116 R)
• M34: 38,162,417 km (0.092 R)
• M35: 38,695,883 km (0.061 R)
• M36: 42,143,665 km (0.09 R)
• M37: 46,392,992 km (0.096 R)
• M38: 48,076,717 km (0.062 R)
• M39: 53,371,733 km (0.12 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 20,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit