🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.2

Radius: 8

Gravity: 12.53 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.69 AU - 0.73 AU

Year: 392 Days

Day: 12.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,507,810 km

• M1: 99,483 km (0.044 R)
• M2: 349,610 km (0.08 R)
• M3: 691,142 km (0.054 R)
• M4: 1,058,854 km (0.035 R)
• M5: 1,554,172 km (0.104 R)
• M6: 1,887,028 km (0.066 R)
• M7: 2,160,941 km (0.082 R)
• M8: 2,548,250 km (0.064 R)
• M9: 2,800,323 km (0.111 R)
• M10: 3,080,220 km (0.103 R)
• M11: 3,747,427 km (0.054 R)
• M12: 4,225,093 km (0.074 R)
• M13: 4,638,731 km (0.11 R)
• M14: 5,048,031 km (0.08 R)
• M15: 5,563,994 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.4

Radius: 8.9

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.76 AU - 1.2 AU

Year: 636 Days

Day: 12.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,507,810 km

• M1: 110,702 km (0.117 R)
• M2: 539,600 km (0.109 R)
• M3: 872,904 km (0.106 R)
• M4: 1,224,159 km (0.112 R)
• M5: 1,899,594 km (0.095 R)
• M6: 2,190,412 km (0.088 R)
• M7: 2,875,271 km (0.099 R)
• M8: 3,710,177 km (0.109 R)
• M9: 4,452,332 km (0.114 R)
• M10: 5,164,118 km (0.103 R)
• M11: 5,930,359 km (0.116 R)
• M12: 6,986,669 km (0.033 R)
• M13: 7,433,518 km (0.049 R)
• M14: 8,091,150 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.2

Radius: 11.1

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.18 AU - 1.64 AU

Year: 1098 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,507,810 km

• M1: 138,079 km (0.049 R)
• M2: 490,681 km (0.088 R)
• M3: 1,010,683 km (0.106 R)
• M4: 1,546,244 km (0.083 R)
• M5: 1,956,142 km (0.097 R)
• M6: 2,633,521 km (0.106 R)
• M7: 4,276,106 km (0.069 R)
• M8: 4,824,083 km (0.102 R)
• M9: 7,044,414 km (0.119 R)
• M10: 7,446,234 km (0.116 R)
• M11: 7,969,827 km (0.096 R)
• M12: 9,659,235 km (0.118 R)
• M13: 10,061,504 km (0.076 R)
• M14: 11,133,223 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.1

Radius: 9.1

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.29 AU - 1.89 AU

Year: 1315 Days

Day: 5.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,507,810 km

• M1: 115,789 km (0.103 R)
• M2: 470,037 km (0.113 R)
• M3: 915,389 km (0.101 R)
• M4: 1,321,099 km (0.075 R)
• M5: 1,717,384 km (0.11 R)
• M6: 2,008,052 km (0.101 R)
• M7: 2,466,719 km (0.113 R)
• M8: 2,801,819 km (0.049 R)
• M9: 3,277,689 km (0.101 R)
• M10: 4,222,998 km (0.064 R)
• M11: 4,652,045 km (0.097 R)
• M12: 5,053,266 km (0.114 R)
• M13: 5,883,834 km (0.083 R)
• M14: 6,288,346 km (0.058 R)
• M15: 6,620,603 km (0.077 R)
• M16: 7,200,594 km (0.079 R)
• M17: 7,564,716 km (0.113 R)
• M18: 8,595,894 km (0.098 R)
• M19: 9,061,442 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.6

Radius: 8.5

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.59 AU - 2.35 AU

Year: 1814 Days

Day: 13 Hours

Environment

Temp: -194 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,507,810 km

• M1: 108,010 km (0.106 R)
• M2: 712,235 km (0.084 R)
• M3: 1,004,998 km (0.112 R)
• M4: 1,802,206 km (0.104 R)
• M5: 2,604,050 km (0.079 R)
• M6: 3,031,002 km (0.1 R)
• M7: 3,319,128 km (0.071 R)
• M8: 3,895,229 km (0.104 R)
• M9: 4,354,944 km (0.088 R)
• M10: 4,660,273 km (0.114 R)
• M11: 5,710,899 km (0.075 R)
• M12: 6,279,371 km (0.09 R)
• M13: 7,703,243 km (0.087 R)
• M14: 8,553,408 km (0.088 R)
• M15: 8,871,752 km (0.111 R)
• M16: 10,048,788 km (0.118 R)
• M17: 10,693,106 km (0.08 R)
• M18: 11,594,733 km (0.099 R)
• M19: 11,985,033 km (0.063 R)
• M20: 12,384,161 km (0.095 R)
• M21: 13,082,783 km (0.039 R)
• M22: 13,463,210 km (0.093 R)
• M23: 15,998,445 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.4

Radius: 11.2

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.7 AU - 3.62 AU

Year: 3685 Days

Day: 6.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,507,810 km

• M1: 139,276 km (0.095 R)
• M2: 500,704 km (0.101 R)
• M3: 932,743 km (0.094 R)
• M4: 2,389,976 km (0.046 R)
• M5: 2,922,843 km (0.101 R)
• M6: 4,068,763 km (0.118 R)
• M7: 4,908,157 km (0.061 R)
• M8: 11,733,410 km (0.083 R)
• M9: 14,948,118 km (0.107 R)
• M10: 16,874,939 km (0.085 R)
• M11: 17,898,039 km (0.104 R)
• M12: 20,805,773 km (0.101 R)
• M13: 21,215,820 km (0.099 R)
• M14: 21,911,451 km (0.113 R)
• M15: 23,201,583 km (0.058 R)
• M16: 24,239,642 km (0.078 R)

Asteroid Belt

Center: 6.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.7

Radius: 4.5

Gravity: 34.9 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.36 AU - 11.84 AU

Year: 22640 Days

Day: 24.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 83,507,810 km

• M1: 62,532 km (0.061 R)
• M2: 299,944 km (0.097 R)
• M3: 774,917 km (0.118 R)
• M4: 956,678 km (0.104 R)
• M5: 1,829,582 km (0.044 R)
• M6: 2,264,463 km (0.096 R)
• M7: 2,518,031 km (0.082 R)
• M8: 2,868,090 km (0.052 R)
• M9: 3,634,031 km (0.092 R)
• M10: 4,599,087 km (0.035 R)
• M11: 4,968,295 km (0.072 R)
• M12: 5,517,917 km (0.093 R)
• M13: 5,682,176 km (0.097 R)
• M14: 7,164,691 km (0.089 R)
• M15: 8,555,353 km (0.056 R)
• M16: 9,227,496 km (0.065 R)
• M17: 10,116,406 km (0.104 R)
• M18: 10,300,861 km (0.118 R)
• M19: 10,613,071 km (0.115 R)
• M20: 11,454,709 km (0.071 R)
• M21: 14,322,351 km (0.089 R)
• M22: 15,592,137 km (0.079 R)
• M23: 17,282,444 km (0.056 R)
• M24: 17,991,538 km (0.118 R)
• M25: 18,171,803 km (0.098 R)
• M26: 19,091,231 km (0.097 R)
• M27: 19,562,465 km (0.082 R)
• M28: 20,527,969 km (0.077 R)
• M29: 22,241,463 km (0.091 R)
• M30: 22,553,375 km (0.101 R)
• M31: 26,528,041 km (0.111 R)
• M32: 28,192,018 km (0.047 R)
• M33: 29,924,361 km (0.039 R)
• M34: 34,841,494 km (0.052 R)
• M35: 35,262,163 km (0.107 R)
• M36: 37,417,120 km (0.065 R)
• M37: 39,203,020 km (0.096 R)
• M38: 43,427,364 km (0.057 R)
• M39: 43,589,528 km (0.107 R)
• M40: 60,285,997 km (0.048 R)
• M41: 65,251,001 km (0.083 R)
• M42: 67,181,113 km (0.107 R)
• M43: 73,658,401 km (0.1 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: 518 - 15,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit