🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.2

Radius: 9.4

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.54 AU - 2 AU

Year: 1625 Days

Day: 8.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,576,035 km

• M1: 120,277 km (0.083 R)
• M2: 465,249 km (0.055 R)
• M3: 765,941 km (0.079 R)
• M4: 1,127,968 km (0.115 R)
• M5: 1,588,729 km (0.093 R)
• M6: 2,074,922 km (0.036 R)
• M7: 2,524,464 km (0.09 R)
• M8: 3,591,695 km (0.093 R)
• M9: 3,922,606 km (0.086 R)
• M10: 4,274,011 km (0.116 R)
• M11: 4,849,065 km (0.062 R)
• M12: 5,493,533 km (0.076 R)
• M13: 5,836,561 km (0.107 R)
• M14: 6,214,296 km (0.066 R)
• M15: 7,631,436 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.7

Radius: 13.3

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.85 AU - 3.09 AU

Year: 2680 Days

Day: 11.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,576,035 km

• M1: 165,455 km (0.111 R)
• M2: 767,437 km (0.114 R)
• M3: 1,261,708 km (0.119 R)
• M4: 1,902,586 km (0.045 R)
• M5: 2,359,607 km (0.082 R)
• M6: 2,921,347 km (0.047 R)
• M7: 3,679,958 km (0.119 R)
• M8: 4,803,737 km (0.039 R)
• M9: 6,987,118 km (0.074 R)
• M10: 9,484,206 km (0.119 R)
• M11: 14,245,906 km (0.098 R)
• M12: 16,167,790 km (0.109 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.1

Radius: 6.4

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.64 AU - 7.12 AU

Year: 9842 Days

Day: 23.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,576,035 km

• M1: 80,783 km (0.117 R)
• M2: 346,618 km (0.101 R)
• M3: 1,066,932 km (0.055 R)
• M4: 1,417,889 km (0.1 R)
• M5: 1,647,521 km (0.095 R)
• M6: 1,931,907 km (0.027 R)
• M7: 3,828,060 km (0.055 R)
• M8: 5,311,024 km (0.104 R)
• M9: 8,669,197 km (0.078 R)
• M10: 9,136,840 km (0.116 R)
• M11: 10,076,165 km (0.07 R)
• M12: 10,882,497 km (0.077 R)
• M13: 11,937,012 km (0.082 R)
• M14: 12,145,253 km (0.111 R)
• M15: 13,223,554 km (0.115 R)
• M16: 14,073,120 km (0.096 R)
• M17: 16,580,381 km (0.04 R)
• M18: 18,384,980 km (0.11 R)
• M19: 21,754,522 km (0.027 R)
• M20: 22,776,425 km (0.075 R)
• M21: 24,831,152 km (0.086 R)
• M22: 25,427,898 km (0.054 R)
• M23: 25,859,937 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.7

Radius: 6.6

Gravity: 16.82 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.3 AU - 8.48 AU

Year: 12484 Days

Day: 21.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,576,035 km

• M1: 82,129 km (0.102 R)
• M2: 346,469 km (0.091 R)
• M3: 646,113 km (0.12 R)
• M4: 896,390 km (0.104 R)
• M5: 1,236,726 km (0.089 R)
• M6: 1,976,786 km (0.08 R)
• M7: 2,392,369 km (0.028 R)
• M8: 3,027,263 km (0.033 R)
• M9: 3,448,530 km (0.094 R)
• M10: 4,562,885 km (0.119 R)
• M11: 5,184,913 km (0.115 R)
• M12: 5,751,440 km (0.098 R)
• M13: 6,087,736 km (0.055 R)
• M14: 6,799,822 km (0.094 R)
• M15: 8,578,989 km (0.06 R)
• M16: 13,673,096 km (0.106 R)
• M17: 17,304,135 km (0.109 R)
• M18: 17,847,924 km (0.101 R)
• M19: 18,483,415 km (0.116 R)
• M20: 18,888,078 km (0.055 R)
• M21: 19,215,996 km (0.047 R)
• M22: 21,176,327 km (0.096 R)
• M23: 28,490,017 km (0.083 R)
• M24: 33,240,647 km (0.113 R)
• M25: 37,841,081 km (0.104 R)
• M26: 45,144,149 km (0.063 R)
• M27: 47,068,726 km (0.096 R)
• M28: 49,667,241 km (0.12 R)
• M29: 56,833,577 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.2

Radius: 5.8

Gravity: 18.17 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.68 AU - 8.18 AU

Year: 15414 Days

Day: 21.4 Hours

Environment

Temp: -242 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,576,035 km

• M1: 72,555 km (0.064 R)
• M2: 310,116 km (0.091 R)
• M3: 709,393 km (0.096 R)
• M4: 987,795 km (0.062 R)
• M5: 1,379,292 km (0.11 R)
• M6: 1,587,682 km (0.043 R)
• M7: 2,384,440 km (0.083 R)
• M8: 3,748,623 km (0.115 R)
• M9: 4,188,142 km (0.116 R)
• M10: 4,468,040 km (0.091 R)
• M11: 5,030,677 km (0.072 R)
• M12: 7,622,610 km (0.091 R)
• M13: 8,770,026 km (0.104 R)
• M14: 9,756,773 km (0.102 R)
• M15: 11,224,179 km (0.055 R)
• M16: 12,448,637 km (0.107 R)
• M17: 13,895,548 km (0.108 R)
• M18: 15,820,124 km (0.084 R)
• M19: 16,422,854 km (0.082 R)
• M20: 17,197,622 km (0.098 R)
• M21: 21,623,325 km (0.07 R)
• M22: 21,899,483 km (0.091 R)
• M23: 28,701,249 km (0.117 R)
• M24: 30,858,899 km (0.039 R)
• M25: 34,356,946 km (0.099 R)
• M26: 36,656,116 km (0.101 R)
• M27: 37,048,960 km (0.105 R)
• M28: 38,919,831 km (0.088 R)
• M29: 39,740,525 km (0.066 R)
• M30: 45,208,028 km (0.113 R)
• M31: 46,419,621 km (0.109 R)
• M32: 47,808,488 km (0.092 R)
• M33: 49,702,995 km (0.043 R)
• M34: 50,184,251 km (0.092 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 19,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit