🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.3

Radius: 13.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.96 AU - 1 AU

Year: 626 Days

Day: 10.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,472,443 km

• M1: 173,534 km (0.091 R)
• M2: 738,116 km (0.04 R)
• M3: 1,511,537 km (0.059 R)
• M4: 2,624,395 km (0.091 R)
• M5: 3,340,221 km (0.065 R)
• M6: 3,851,397 km (0.058 R)
• M7: 4,297,648 km (0.047 R)
• M8: 4,763,047 km (0.118 R)
• M9: 6,423,284 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.1

Radius: 13.3

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.49 AU - 2.45 AU

Year: 1785 Days

Day: 8.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,472,443 km

• M1: 165,455 km (0.037 R)
• M2: 629,508 km (0.081 R)
• M3: 1,368,821 km (0.09 R)
• M4: 2,220,780 km (0.116 R)
• M5: 2,725,075 km (0.102 R)
• M6: 3,258,242 km (0.066 R)
• M7: 3,968,084 km (0.1 R)
• M8: 4,697,373 km (0.103 R)
• M9: 5,137,640 km (0.089 R)
• M10: 5,605,582 km (0.108 R)
• M11: 6,602,053 km (0.085 R)
• M12: 9,395,195 km (0.104 R)
• M13: 13,473,083 km (0.112 R)
• M14: 13,894,201 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671

Radius: 12.4

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.74 AU - 3.78 AU

Year: 3801 Days

Day: 11.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 171.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,472,443 km

• M1: 155,283 km (0.098 R)
• M2: 610,958 km (0.117 R)
• M3: 1,191,397 km (0.076 R)
• M4: 1,778,868 km (0.116 R)
• M5: 2,586,098 km (0.08 R)
• M6: 3,201,544 km (0.075 R)
• M7: 3,912,882 km (0.106 R)
• M8: 6,630,926 km (0.108 R)
• M9: 7,034,241 km (0.1 R)
• M10: 8,415,479 km (0.097 R)
• M11: 8,963,605 km (0.111 R)
• M12: 9,419,280 km (0.094 R)
• M13: 10,837,169 km (0.08 R)
• M14: 11,575,135 km (0.115 R)
• M15: 13,591,864 km (0.12 R)
• M16: 14,450,406 km (0.107 R)
• M17: 14,972,054 km (0.041 R)
• M18: 15,560,423 km (0.093 R)
• M19: 17,360,235 km (0.117 R)
• M20: 18,189,755 km (0.069 R)
• M21: 19,169,920 km (0.065 R)
• M22: 22,322,246 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.5

Radius: 6.5

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.15 AU - 7.19 AU

Year: 9896 Days

Day: 22.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,472,443 km

• M1: 127,906 km (0.111 R)
• M2: 4,905,314 km (0.109 R)
• M3: 6,571,984 km (0.111 R)
• M4: 7,085,105 km (0.061 R)
• M5: 9,492,882 km (0.049 R)
• M6: 11,116,019 km (0.056 R)
• M7: 14,901,294 km (0.105 R)
• M8: 15,192,262 km (0.09 R)
• M9: 16,027,168 km (0.04 R)
• M10: 24,077,179 km (0.091 R)
• M11: 24,397,468 km (0.12 R)
• M12: 25,292,961 km (0.1 R)
• M13: 28,914,127 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.5

Radius: 4.3

Gravity: 33.88 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.84 AU - 10.56 AU

Year: 21034 Days

Day: 15.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,472,443 km

• M1: 53,556 km (0.078 R)
• M2: 237,113 km (0.036 R)
• M3: 409,001 km (0.082 R)
• M4: 585,376 km (0.097 R)
• M5: 801,545 km (0.11 R)
• M6: 958,174 km (0.078 R)
• M7: 2,305,453 km (0.083 R)
• M8: 2,746,916 km (0.087 R)
• M9: 2,974,754 km (0.091 R)
• M10: 3,614,584 km (0.065 R)
• M11: 4,757,511 km (0.064 R)
• M12: 6,824,954 km (0.072 R)
• M13: 14,716,092 km (0.082 R)
• M14: 20,062,421 km (0.118 R)
• M15: 22,097,401 km (0.115 R)
• M16: 24,159,458 km (0.073 R)
• M17: 36,135,814 km (0.108 R)
• M18: 36,275,090 km (0.065 R)
• M19: 42,912,748 km (0.06 R)
• M20: 45,942,703 km (0.085 R)
• M21: 52,068,736 km (0.091 R)
• M22: 54,408,297 km (0.057 R)
• M23: 61,845,256 km (0.059 R)
• M24: 66,952,377 km (0.12 R)
• M25: 72,112,756 km (0.052 R)
• M26: 75,924,360 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.8

Radius: 4.4

Gravity: 23.03 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8.37 AU - 13.61 AU

Year: 23524 Days

Day: 17.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 73,472,443 km

• M1: 54,753 km (0.054 R)
• M2: 243,545 km (0.116 R)
• M3: 390,600 km (0.09 R)
• M4: 574,306 km (0.105 R)
• M5: 715,377 km (0.079 R)
• M6: 983,456 km (0.057 R)
• M7: 1,272,031 km (0.034 R)
• M8: 1,436,588 km (0.096 R)
• M9: 1,666,371 km (0.105 R)
• M10: 2,056,821 km (0.107 R)
• M11: 2,306,051 km (0.111 R)
• M12: 2,621,852 km (0.111 R)
• M13: 4,211,928 km (0.029 R)
• M14: 6,056,320 km (0.056 R)
• M15: 6,924,885 km (0.059 R)
• M16: 7,200,894 km (0.111 R)
• M17: 7,484,232 km (0.111 R)
• M18: 8,378,827 km (0.104 R)
• M19: 8,959,416 km (0.042 R)
• M20: 9,510,086 km (0.06 R)
• M21: 10,437,443 km (0.045 R)
• M22: 11,939,406 km (0.083 R)
• M23: 12,810,365 km (0.073 R)
• M24: 17,552,169 km (0.095 R)
• M25: 19,120,852 km (0.105 R)
• M26: 20,310,305 km (0.03 R)
• M27: 20,591,549 km (0.045 R)
• M28: 21,938,827 km (0.077 R)
• M29: 22,533,927 km (0.112 R)
• M30: 23,343,850 km (0.105 R)
• M31: 25,890,155 km (0.081 R)
• M32: 31,777,131 km (0.082 R)
• M33: 36,390,131 km (0.031 R)
• M34: 39,798,868 km (0.116 R)
• M35: 41,279,887 km (0.093 R)
• M36: 42,490,882 km (0.113 R)
• M37: 46,915,538 km (0.092 R)
• M38: 52,161,636 km (0.105 R)
• M39: 53,220,190 km (0.086 R)
• M40: 54,293,106 km (0.074 R)
• M41: 54,473,222 km (0.105 R)
• M42: 57,224,178 km (0.078 R)
• M43: 60,066,387 km (0.063 R)
• M44: 63,001,198 km (0.117 R)
• M45: 68,943,525 km (0.055 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 17,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit