🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.6

Radius: 9

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.6 AU - 0.81 AU

Year: 391 Days

Day: 13.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,084,339 km

• M1: 112,049 km (0.043 R)
• M2: 481,855 km (0.119 R)
• M3: 985,850 km (0.091 R)
• M4: 1,342,940 km (0.098 R)
• M5: 1,779,018 km (0.065 R)
• M6: 2,106,936 km (0.091 R)
• M7: 2,511,748 km (0.093 R)
• M8: 2,916,859 km (0.064 R)
• M9: 3,243,431 km (0.116 R)
• M10: 3,785,425 km (0.093 R)
• M11: 4,240,501 km (0.104 R)
• M12: 4,788,478 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.5

Radius: 14.7

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.17 AU - 1.29 AU

Year: 910 Days

Day: 13.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,084,339 km

• M1: 182,809 km (0.093 R)
• M2: 763,996 km (0.075 R)
• M3: 1,408,763 km (0.102 R)
• M4: 2,010,147 km (0.077 R)
• M5: 2,711,312 km (0.075 R)
• M6: 3,657,668 km (0.071 R)
• M7: 4,280,145 km (0.087 R)
• M8: 5,153,048 km (0.079 R)
• M9: 6,141,890 km (0.042 R)
• M10: 7,207,775 km (0.1 R)
• M11: 7,870,344 km (0.095 R)
• M12: 8,521,843 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.9

Radius: 12.1

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.42 AU - 1.9 AU

Year: 1426 Days

Day: 8.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,084,339 km

• M1: 150,495 km (0.075 R)
• M2: 703,260 km (0.045 R)
• M3: 1,256,772 km (0.094 R)
• M4: 1,818,811 km (0.066 R)
• M5: 2,228,859 km (0.069 R)
• M6: 2,919,702 km (0.106 R)
• M7: 3,535,746 km (0.077 R)
• M8: 4,459,213 km (0.119 R)
• M9: 5,070,171 km (0.098 R)
• M10: 5,580,898 km (0.091 R)
• M11: 6,435,700 km (0.044 R)
• M12: 7,699,653 km (0.098 R)
• M13: 8,551,313 km (0.051 R)
• M14: 9,401,927 km (0.082 R)
• M15: 9,815,715 km (0.076 R)
• M16: 10,475,890 km (0.038 R)
• M17: 11,630,038 km (0.077 R)
• M18: 12,789,571 km (0.066 R)
• M19: 13,377,640 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135

Radius: 8.5

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.62 AU - 2.22 AU

Year: 1774 Days

Day: 13.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,084,339 km

• M1: 105,766 km (0.096 R)
• M2: 375,042 km (0.092 R)
• M3: 768,933 km (0.1 R)
• M4: 1,116,898 km (0.082 R)
• M5: 1,829,881 km (0.109 R)
• M6: 2,376,063 km (0.063 R)
• M7: 3,504,629 km (0.054 R)
• M8: 3,806,069 km (0.119 R)
• M9: 4,395,933 km (0.108 R)
• M10: 5,045,188 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.9

Radius: 12.6

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.53 AU - 2.61 AU

Year: 2747 Days

Day: 10.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,084,339 km

• M1: 156,928 km (0.087 R)
• M2: 572,361 km (0.078 R)
• M3: 986,748 km (0.117 R)
• M4: 1,430,156 km (0.053 R)
• M5: 1,869,375 km (0.089 R)
• M6: 2,299,618 km (0.091 R)
• M7: 3,237,448 km (0.046 R)
• M8: 3,739,049 km (0.03 R)
• M9: 4,446,647 km (0.083 R)
• M10: 5,729,748 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.8

Radius: 13.7

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.24 AU - 3.7 AU

Year: 4310 Days

Day: 14.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,084,339 km

• M1: 170,691 km (0.086 R)
• M2: 708,047 km (0.078 R)
• M3: 1,216,231 km (0.079 R)
• M4: 1,763,161 km (0.075 R)
• M5: 3,719,003 km (0.06 R)
• M6: 4,872,851 km (0.104 R)
• M7: 5,446,110 km (0.064 R)
• M8: 6,586,345 km (0.092 R)
• M9: 7,049,351 km (0.095 R)
• M10: 7,503,081 km (0.067 R)
• M11: 8,105,811 km (0.06 R)
• M12: 8,775,261 km (0.102 R)
• M13: 9,408,808 km (0.111 R)
• M14: 12,211,375 km (0.112 R)
• M15: 12,867,960 km (0.105 R)
• M16: 15,029,649 km (0.086 R)
• M17: 18,711,552 km (0.074 R)
• M18: 19,408,229 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.5

Radius: 8.3

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.05 AU - 4.41 AU

Year: 4804 Days

Day: 12.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,084,339 km

• M1: 103,372 km (0.094 R)
• M2: 386,710 km (0.065 R)
• M3: 664,963 km (0.061 R)
• M4: 932,144 km (0.108 R)
• M5: 1,509,143 km (0.079 R)
• M6: 1,856,958 km (0.118 R)
• M7: 2,825,754 km (0.066 R)
• M8: 3,093,983 km (0.103 R)
• M9: 3,421,453 km (0.09 R)
• M10: 3,840,327 km (0.082 R)
• M11: 4,418,074 km (0.065 R)
• M12: 6,084,594 km (0.092 R)
• M13: 7,757,248 km (0.111 R)
• M14: 8,679,519 km (0.089 R)
• M15: 9,167,058 km (0.069 R)
• M16: 10,286,350 km (0.098 R)
• M17: 11,398,011 km (0.101 R)
• M18: 11,785,769 km (0.028 R)
• M19: 13,694,787 km (0.052 R)
• M20: 17,341,385 km (0.112 R)
• M21: 18,978,883 km (0.118 R)
• M22: 21,514,418 km (0.042 R)
• M23: 21,883,625 km (0.1 R)
• M24: 22,634,607 km (0.114 R)
• M25: 24,426,939 km (0.116 R)
• M26: 30,276,664 km (0.117 R)
• M27: 30,554,318 km (0.104 R)
• M28: 31,397,452 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.1

Radius: 5

Gravity: 30.36 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.54 AU - 7.52 AU

Year: 12430 Days

Day: 18.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,084,339 km

• M1: 69,713 km (0.082 R)
• M2: 577,597 km (0.11 R)
• M3: 815,159 km (0.05 R)
• M4: 989,740 km (0.117 R)
• M5: 1,593,367 km (0.056 R)
• M6: 2,313,531 km (0.108 R)
• M7: 2,668,377 km (0.087 R)
• M8: 2,847,595 km (0.088 R)
• M9: 3,700,752 km (0.082 R)
• M10: 3,952,525 km (0.068 R)
• M11: 4,126,657 km (0.108 R)
• M12: 4,306,025 km (0.074 R)
• M13: 7,051,744 km (0.06 R)
• M14: 10,014,231 km (0.111 R)
• M15: 12,311,456 km (0.05 R)
• M16: 15,148,430 km (0.076 R)
• M17: 16,605,064 km (0.12 R)
• M18: 16,983,248 km (0.12 R)
• M19: 17,444,757 km (0.103 R)
• M20: 19,709,370 km (0.052 R)
• M21: 20,476,957 km (0.081 R)
• M22: 21,087,615 km (0.083 R)
• M23: 25,706,449 km (0.055 R)
• M24: 31,070,580 km (0.103 R)
• M25: 32,932,924 km (0.119 R)
• M26: 33,770,672 km (0.084 R)
• M27: 37,006,474 km (0.111 R)
• M28: 38,042,290 km (0.054 R)
• M29: 38,831,718 km (0.104 R)
• M30: 40,716,052 km (0.045 R)
• M31: 50,582,032 km (0.097 R)
• M32: 50,898,880 km (0.113 R)
• M33: 54,970,486 km (0.059 R)
• M34: 56,828,641 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.7

Radius: 7.4

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.14 AU - 7.9 AU

Year: 13752 Days

Day: 16.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,084,339 km

• M1: 97,239 km (0.092 R)
• M2: 466,297 km (0.05 R)
• M3: 1,349,672 km (0.094 R)
• M4: 1,703,172 km (0.096 R)
• M5: 1,967,362 km (0.027 R)
• M6: 2,457,743 km (0.105 R)
• M7: 2,796,882 km (0.099 R)
• M8: 3,126,595 km (0.088 R)
• M9: 4,005,633 km (0.085 R)
• M10: 5,470,345 km (0.115 R)
• M11: 5,709,852 km (0.052 R)
• M12: 7,084,207 km (0.11 R)
• M13: 7,961,748 km (0.096 R)
• M14: 8,828,070 km (0.092 R)
• M15: 10,700,586 km (0.095 R)
• M16: 11,028,654 km (0.098 R)
• M17: 16,355,535 km (0.074 R)
• M18: 17,946,808 km (0.101 R)
• M19: 19,292,141 km (0.093 R)
• M20: 19,989,417 km (0.114 R)
• M21: 20,848,258 km (0.113 R)
• M22: 22,486,056 km (0.075 R)
• M23: 28,893,931 km (0.118 R)
• M24: 32,854,834 km (0.06 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.2

Radius: 3.6

Gravity: 63.83 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.46 AU - 11.86 AU

Year: 20021 Days

Day: 19.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 81,084,339 km

• M1: 44,879 km (0.049 R)
• M2: 382,971 km (0.118 R)
• M3: 627,413 km (0.089 R)
• M4: 1,005,298 km (0.107 R)
• M5: 1,193,342 km (0.065 R)
• M6: 1,901,090 km (0.084 R)
• M7: 2,062,356 km (0.086 R)
• M8: 3,201,993 km (0.114 R)
• M9: 4,250,375 km (0.095 R)
• M10: 4,851,908 km (0.11 R)
• M11: 6,715,299 km (0.096 R)
• M12: 7,234,254 km (0.08 R)
• M13: 8,140,368 km (0.088 R)
• M14: 9,873,908 km (0.077 R)
• M15: 13,019,503 km (0.091 R)
• M16: 13,308,227 km (0.074 R)
• M17: 14,124,732 km (0.088 R)
• M18: 14,895,310 km (0.057 R)
• M19: 15,693,565 km (0.093 R)
• M20: 18,258,869 km (0.094 R)
• M21: 20,991,424 km (0.1 R)
• M22: 21,689,597 km (0.094 R)
• M23: 24,092,587 km (0.044 R)
• M24: 24,527,768 km (0.098 R)
• M25: 25,864,873 km (0.051 R)
• M26: 27,485,467 km (0.111 R)
• M27: 32,091,586 km (0.091 R)
• M28: 32,618,469 km (0.118 R)
• M29: 33,960,512 km (0.117 R)
• M30: 34,921,678 km (0.116 R)
• M31: 37,042,078 km (0.066 R)
• M32: 37,621,621 km (0.115 R)
• M33: 39,697,740 km (0.106 R)
• M34: 41,692,777 km (0.117 R)
• M35: 47,564,493 km (0.093 R)
• M36: 52,131,716 km (0.114 R)
• M37: 52,313,029 km (0.098 R)
• M38: 55,082,983 km (0.053 R)
• M39: 57,175,109 km (0.112 R)
• M40: 65,862,407 km (0.079 R)
• M41: 73,778,827 km (0.12 R)
• M42: 80,599,144 km (0.116 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: 348 - 12,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit