🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.7

Radius: 12.3

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.61 AU - 1.01 AU

Year: 494 Days

Day: 5.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,324,035 km

• M1: 153,039 km (0.053 R)
• M2: 577,298 km (0.088 R)
• M3: 1,076,057 km (0.113 R)
• M4: 1,585,139 km (0.11 R)
• M5: 2,031,090 km (0.076 R)
• M6: 2,455,499 km (0.104 R)
• M7: 3,320,474 km (0.09 R)
• M8: 3,773,008 km (0.088 R)
• M9: 4,772,920 km (0.086 R)
• M10: 5,368,020 km (0.096 R)
• M11: 5,786,146 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.8

Radius: 12

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.35 AU - 3.37 AU

Year: 3281 Days

Day: 11.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,324,035 km

• M1: 149,299 km (0.036 R)
• M2: 563,984 km (0.113 R)
• M3: 1,030,580 km (0.116 R)
• M4: 1,543,401 km (0.113 R)
• M5: 1,917,695 km (0.072 R)
• M6: 2,353,474 km (0.114 R)
• M7: 4,055,748 km (0.098 R)
• M8: 4,431,388 km (0.053 R)
• M9: 5,948,610 km (0.054 R)
• M10: 7,922,404 km (0.034 R)
• M11: 8,620,129 km (0.116 R)
• M12: 10,098,604 km (0.034 R)
• M13: 11,216,848 km (0.108 R)
• M14: 11,917,565 km (0.095 R)
• M15: 12,881,125 km (0.094 R)
• M16: 13,454,683 km (0.071 R)
• M17: 14,652,962 km (0.098 R)
• M18: 18,675,050 km (0.106 R)
• M19: 19,163,038 km (0.073 R)
• M20: 21,732,232 km (0.068 R)
• M21: 23,732,805 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.2

Radius: 8.1

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.52 AU - 5.58 AU

Year: 6583 Days

Day: 14.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 46,324,035 km

• M1: 100,679 km (0.092 R)
• M2: 362,027 km (0.112 R)
• M3: 901,028 km (0.119 R)
• M4: 1,426,266 km (0.046 R)
• M5: 1,830,928 km (0.044 R)
• M6: 2,416,006 km (0.11 R)
• M7: 3,338,426 km (0.12 R)
• M8: 3,781,385 km (0.099 R)
• M9: 4,342,826 km (0.097 R)
• M10: 5,017,363 km (0.11 R)
• M11: 5,410,955 km (0.108 R)
• M12: 6,225,665 km (0.079 R)
• M13: 6,934,460 km (0.065 R)
• M14: 7,814,843 km (0.049 R)
• M15: 10,315,372 km (0.066 R)
• M16: 10,852,877 km (0.066 R)
• M17: 11,408,782 km (0.082 R)
• M18: 11,772,455 km (0.053 R)
• M19: 12,632,792 km (0.058 R)
• M20: 13,941,923 km (0.116 R)
• M21: 14,720,730 km (0.096 R)
• M22: 15,089,788 km (0.11 R)
• M23: 15,464,979 km (0.088 R)
• M24: 18,623,140 km (0.076 R)
• M25: 22,186,860 km (0.061 R)
• M26: 23,330,536 km (0.108 R)
• M27: 23,832,437 km (0.096 R)
• M28: 25,469,486 km (0.069 R)
• M29: 26,450,848 km (0.052 R)
• M30: 27,272,290 km (0.118 R)
• M31: 27,829,393 km (0.09 R)
• M32: 31,943,185 km (0.07 R)
• M33: 32,562,071 km (0.112 R)
• M34: 34,144,517 km (0.108 R)
• M35: 36,669,280 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.4

Radius: 14.6

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.67 AU - 5.61 AU

Year: 6779 Days

Day: 13.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,324,035 km

• M1: 183,856 km (0.032 R)
• M2: 643,720 km (0.052 R)
• M3: 1,514,828 km (0.06 R)
• M4: 2,052,932 km (0.093 R)
• M5: 2,738,090 km (0.117 R)
• M6: 3,371,188 km (0.037 R)
• M7: 4,358,235 km (0.071 R)
• M8: 5,286,490 km (0.103 R)
• M9: 7,159,604 km (0.061 R)
• M10: 8,745,940 km (0.113 R)
• M11: 9,577,106 km (0.103 R)
• M12: 10,897,307 km (0.09 R)
• M13: 19,372,625 km (0.112 R)
• M14: 21,634,246 km (0.1 R)
• M15: 24,066,707 km (0.111 R)
• M16: 25,089,059 km (0.107 R)
• M17: 26,051,422 km (0.1 R)
• M18: 29,086,464 km (0.096 R)
• M19: 30,937,139 km (0.117 R)
• M20: 32,043,864 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.5

Radius: 6.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.04 AU - 7.22 AU

Year: 12913 Days

Day: 24 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,324,035 km

• M1: 80,484 km (0.113 R)
• M2: 866,471 km (0.113 R)
• M3: 1,107,323 km (0.066 R)
• M4: 1,382,883 km (0.042 R)
• M5: 1,894,807 km (0.092 R)
• M6: 4,345,669 km (0.102 R)
• M7: 4,659,375 km (0.071 R)
• M8: 9,433,791 km (0.1 R)
• M9: 10,269,894 km (0.112 R)
• M10: 17,835,208 km (0.057 R)
• M11: 18,873,716 km (0.092 R)
• M12: 19,467,769 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.3

Radius: 4

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.56 AU - 10.7 AU

Year: 21868 Days

Day: 23.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,324,035 km

• M1: 97,388 km (0.072 R)
• M2: 302,038 km (0.109 R)
• M3: 549,174 km (0.039 R)
• M4: 705,504 km (0.097 R)
• M5: 1,565,991 km (0.099 R)
• M6: 4,294,656 km (0.104 R)
• M7: 4,466,394 km (0.092 R)
• M8: 5,764,904 km (0.064 R)
• M9: 6,080,405 km (0.119 R)
• M10: 13,353,405 km (0.115 R)
• M11: 14,218,081 km (0.043 R)
• M12: 18,274,128 km (0.103 R)
• M13: 20,203,043 km (0.063 R)
• M14: 20,847,959 km (0.119 R)
• M15: 23,564,956 km (0.083 R)
• M16: 25,939,074 km (0.03 R)
• M17: 29,688,595 km (0.06 R)
• M18: 30,311,820 km (0.052 R)
• M19: 38,361,831 km (0.09 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: 344 - 14,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit