🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.9

Radius: 8.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.66 AU - 1.1 AU

Year: 560 Days

Day: 14.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 164.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,774,767 km

• M1: 109,655 km (0.1 R)
• M2: 507,735 km (0.096 R)
• M3: 956,678 km (0.087 R)
• M4: 1,312,273 km (0.074 R)
• M5: 2,169,169 km (0.083 R)
• M6: 2,774,293 km (0.113 R)
• M7: 3,091,739 km (0.094 R)
• M8: 3,709,279 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 8.1

Gravity: 11.69 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.8 AU - 1.06 AU

Year: 608 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,774,767 km

• M1: 100,829 km (0.047 R)
• M2: 485,595 km (0.028 R)
• M3: 879,486 km (0.061 R)
• M4: 1,783,057 km (0.098 R)
• M5: 2,426,777 km (0.07 R)
• M6: 2,717,595 km (0.085 R)
• M7: 3,409,335 km (0.119 R)
• M8: 4,413,137 km (0.1 R)
• M9: 5,438,331 km (0.076 R)
• M10: 5,806,641 km (0.094 R)
• M11: 6,885,092 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.4

Radius: 10.1

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.88 AU - 1.04 AU

Year: 638 Days

Day: 12.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,774,767 km

• M1: 125,961 km (0.074 R)
• M2: 443,857 km (0.112 R)
• M3: 832,213 km (0.119 R)
• M4: 1,212,042 km (0.08 R)
• M5: 1,781,262 km (0.107 R)
• M6: 2,437,697 km (0.06 R)
• M7: 2,908,931 km (0.099 R)
• M8: 3,273,201 km (0.058 R)
• M9: 3,640,614 km (0.112 R)
• M10: 4,443,206 km (0.079 R)
• M11: 4,762,897 km (0.078 R)
• M12: 5,306,685 km (0.119 R)
• M13: 6,005,607 km (0.11 R)
• M14: 6,764,666 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.9

Radius: 13

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.91 AU - 1.27 AU

Year: 772 Days

Day: 7.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,774,767 km

• M1: 161,715 km (0.101 R)
• M2: 683,064 km (0.067 R)
• M3: 1,256,622 km (0.051 R)
• M4: 2,002,517 km (0.086 R)
• M5: 2,689,022 km (0.051 R)
• M6: 3,805,321 km (0.087 R)
• M7: 4,593,403 km (0.069 R)
• M8: 5,050,574 km (0.057 R)
• M9: 5,690,254 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.1

Radius: 8.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.85 AU - 2.17 AU

Year: 1933 Days

Day: 6.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,774,767 km

• M1: 113,096 km (0.098 R)
• M2: 387,758 km (0.105 R)
• M3: 730,636 km (0.1 R)
• M4: 1,667,418 km (0.107 R)
• M5: 2,191,609 km (0.057 R)
• M6: 2,821,715 km (0.105 R)
• M7: 3,254,651 km (0.112 R)
• M8: 3,849,303 km (0.078 R)
• M9: 4,533,414 km (0.117 R)
• M10: 5,067,029 km (0.097 R)
• M11: 6,072,028 km (0.064 R)
• M12: 6,845,898 km (0.113 R)
• M13: 7,204,484 km (0.116 R)
• M14: 8,855,596 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.5

Radius: 3.5

Gravity: 21.67 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.79 AU - 7.29 AU

Year: 11344 Days

Day: 24.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,774,767 km

• M1: 43,533 km (0.1 R)
• M2: 210,933 km (0.115 R)
• M3: 415,583 km (0.06 R)
• M4: 885,919 km (0.096 R)
• M5: 1,800,261 km (0.091 R)
• M6: 2,999,587 km (0.07 R)
• M7: 3,412,028 km (0.103 R)
• M8: 3,643,755 km (0.088 R)
• M9: 4,061,582 km (0.076 R)
• M10: 6,783,216 km (0.099 R)
• M11: 7,490,216 km (0.12 R)
• M12: 8,163,107 km (0.074 R)
• M13: 8,704,352 km (0.118 R)
• M14: 9,049,026 km (0.106 R)
• M15: 9,811,526 km (0.103 R)
• M16: 10,762,220 km (0.108 R)
• M17: 11,412,223 km (0.098 R)
• M18: 12,516,854 km (0.108 R)
• M19: 14,814,228 km (0.113 R)
• M20: 14,936,001 km (0.076 R)
• M21: 15,554,738 km (0.108 R)
• M22: 17,243,099 km (0.086 R)
• M23: 18,977,986 km (0.07 R)
• M24: 23,775,290 km (0.083 R)
• M25: 26,006,842 km (0.051 R)
• M26: 27,631,026 km (0.065 R)
• M27: 29,899,977 km (0.119 R)
• M28: 37,898,975 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.4

Radius: 3.8

Gravity: 51.69 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.66 AU - 8.62 AU

Year: 15752 Days

Day: 15.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 66,774,767 km

• M1: 47,273 km (0.064 R)
• M2: 168,447 km (0.116 R)
• M3: 504,893 km (0.108 R)
• M4: 647,759 km (0.082 R)
• M5: 924,365 km (0.117 R)
• M6: 1,940,434 km (0.077 R)
• M7: 2,669,873 km (0.047 R)
• M8: 3,566,114 km (0.113 R)
• M9: 4,646,211 km (0.089 R)
• M10: 6,500,027 km (0.087 R)
• M11: 7,153,471 km (0.101 R)
• M12: 8,640,923 km (0.116 R)
• M13: 8,898,680 km (0.067 R)
• M14: 9,055,907 km (0.091 R)
• M15: 9,758,269 km (0.077 R)
• M16: 10,151,113 km (0.119 R)
• M17: 10,908,527 km (0.09 R)
• M18: 15,950,275 km (0.065 R)
• M19: 16,971,729 km (0.11 R)
• M20: 19,231,105 km (0.1 R)
• M21: 22,739,176 km (0.116 R)
• M22: 26,759,319 km (0.047 R)
• M23: 28,197,852 km (0.063 R)
• M24: 28,537,140 km (0.119 R)
• M25: 29,108,454 km (0.085 R)
• M26: 29,570,862 km (0.117 R)
• M27: 30,155,939 km (0.052 R)
• M28: 30,868,025 km (0.119 R)
• M29: 31,348,982 km (0.089 R)
• M30: 32,946,537 km (0.11 R)
• M31: 34,083,780 km (0.108 R)
• M32: 36,704,286 km (0.113 R)
• M33: 40,450,516 km (0.072 R)
• M34: 57,257,687 km (0.078 R)
• M35: 57,983,536 km (0.11 R)
• M36: 60,010,737 km (0.117 R)
• M37: 60,384,283 km (0.094 R)
• M38: 60,571,729 km (0.1 R)
• M39: 63,429,198 km (0.03 R)
• M40: 64,011,283 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 18,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit