🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.2

Radius: 8.5

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.95 AU - 2.81 AU

Year: 1663 Days

Day: 6.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,778,528 km

• M1: 105,766 km (0.086 R)
• M2: 411,095 km (0.088 R)
• M3: 783,294 km (0.119 R)
• M4: 1,369,120 km (0.095 R)
• M5: 2,146,729 km (0.079 R)
• M6: 2,706,824 km (0.107 R)
• M7: 3,028,459 km (0.037 R)
• M8: 4,183,205 km (0.107 R)
• M9: 4,473,575 km (0.102 R)
• M10: 4,850,861 km (0.1 R)
• M11: 6,111,671 km (0.052 R)
• M12: 6,760,178 km (0.1 R)
• M13: 7,355,428 km (0.08 R)
• M14: 7,678,560 km (0.025 R)
• M15: 8,622,971 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.8

Radius: 12.2

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.18 AU - 2.66 AU

Year: 1706 Days

Day: 10 Hours

Environment

Temp: -135 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,778,528 km

• M1: 154,983 km (0.111 R)
• M2: 559,646 km (0.084 R)
• M3: 1,215,782 km (0.108 R)
• M4: 1,666,670 km (0.079 R)
• M5: 2,374,268 km (0.077 R)
• M6: 2,975,053 km (0.041 R)
• M7: 5,063,888 km (0.119 R)
• M8: 5,739,771 km (0.093 R)
• M9: 6,327,990 km (0.109 R)
• M10: 7,990,022 km (0.08 R)
• M11: 9,471,191 km (0.038 R)
• M12: 10,429,964 km (0.103 R)
• M13: 11,379,760 km (0.115 R)
• M14: 11,820,027 km (0.081 R)
• M15: 13,655,144 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 11.2

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.26 AU - 3.16 AU

Year: 2021 Days

Day: 13.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,778,528 km

• M1: 140,921 km (0.091 R)
• M2: 522,994 km (0.038 R)
• M3: 1,020,108 km (0.064 R)
• M4: 1,408,763 km (0.04 R)
• M5: 1,971,102 km (0.052 R)
• M6: 2,498,434 km (0.11 R)
• M7: 2,966,675 km (0.107 R)
• M8: 3,328,852 km (0.042 R)
• M9: 3,749,820 km (0.071 R)
• M10: 5,361,438 km (0.05 R)
• M11: 5,862,890 km (0.052 R)
• M12: 6,332,179 km (0.08 R)
• M13: 6,738,786 km (0.115 R)
• M14: 8,671,740 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.8

Radius: 10.5

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.58 AU - 3.34 AU

Year: 2307 Days

Day: 5.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,778,528 km

• M1: 130,599 km (0.113 R)
• M2: 952,041 km (0.114 R)
• M3: 1,626,877 km (0.03 R)
• M4: 2,272,691 km (0.107 R)
• M5: 2,967,124 km (0.08 R)
• M6: 3,590,349 km (0.081 R)
• M7: 4,093,147 km (0.107 R)
• M8: 5,992,741 km (0.089 R)
• M9: 6,730,408 km (0.057 R)
• M10: 7,405,693 km (0.03 R)
• M11: 8,320,634 km (0.084 R)
• M12: 9,309,176 km (0.104 R)
• M13: 9,667,762 km (0.116 R)
• M14: 10,035,474 km (0.098 R)
• M15: 11,356,124 km (0.111 R)
• M16: 12,355,887 km (0.053 R)
• M17: 12,789,421 km (0.032 R)
• M18: 13,458,572 km (0.103 R)
• M19: 14,867,036 km (0.1 R)
• M20: 15,757,892 km (0.082 R)
• M21: 17,974,783 km (0.086 R)
• M22: 18,644,532 km (0.089 R)
• M23: 19,505,019 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.1

Radius: 12.1

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.57 AU - 3.57 AU

Year: 3056 Days

Day: 8.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,778,528 km

• M1: 154,535 km (0.118 R)
• M2: 824,434 km (0.107 R)
• M3: 1,300,903 km (0.029 R)
• M4: 2,009,548 km (0.064 R)
• M5: 2,537,928 km (0.103 R)
• M6: 3,091,590 km (0.096 R)
• M7: 4,421,963 km (0.084 R)
• M8: 5,371,461 km (0.028 R)
• M9: 5,894,754 km (0.073 R)
• M10: 6,562,111 km (0.048 R)
• M11: 7,308,903 km (0.083 R)
• M12: 8,272,613 km (0.12 R)
• M13: 9,424,815 km (0.068 R)
• M14: 9,819,604 km (0.059 R)
• M15: 10,604,245 km (0.08 R)
• M16: 11,031,646 km (0.105 R)
• M17: 14,027,344 km (0.102 R)
• M18: 14,638,152 km (0.109 R)
• M19: 15,712,115 km (0.115 R)
• M20: 16,217,307 km (0.117 R)
• M21: 16,785,479 km (0.082 R)
• M22: 18,126,475 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.9

Radius: 14.9

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.51 AU - 6.59 AU

Year: 6742 Days

Day: 9.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,778,528 km

• M1: 192,832 km (0.112 R)
• M2: 721,959 km (0.044 R)
• M3: 1,330,523 km (0.093 R)
• M4: 2,042,011 km (0.113 R)
• M5: 2,860,610 km (0.11 R)
• M6: 3,402,454 km (0.072 R)
• M7: 3,865,759 km (0.092 R)
• M8: 4,345,369 km (0.103 R)
• M9: 8,076,490 km (0.093 R)
• M10: 10,601,104 km (0.106 R)
• M11: 11,755,550 km (0.054 R)
• M12: 14,553,030 km (0.061 R)
• M13: 15,161,744 km (0.098 R)
• M14: 18,183,771 km (0.102 R)
• M15: 21,509,182 km (0.044 R)
• M16: 26,011,180 km (0.075 R)
• M17: 29,436,074 km (0.084 R)
• M18: 32,631,634 km (0.066 R)
• M19: 35,611,773 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.1

Radius: 3.5

Gravity: 72.91 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 12.74 AU - 13.04 AU

Year: 20966 Days

Day: 15.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,778,528 km

• M1: 44,879 km (0.102 R)
• M2: 199,264 km (0.098 R)
• M3: 464,801 km (0.119 R)
• M4: 782,098 km (0.105 R)
• M5: 1,046,437 km (0.065 R)
• M6: 1,184,815 km (0.094 R)
• M7: 8,119,424 km (0.098 R)
• M8: 8,552,959 km (0.104 R)
• M9: 9,348,521 km (0.082 R)
• M10: 9,946,014 km (0.11 R)
• M11: 11,349,542 km (0.088 R)
• M12: 13,025,487 km (0.078 R)
• M13: 15,099,960 km (0.118 R)
• M14: 20,377,923 km (0.076 R)
• M15: 21,481,357 km (0.047 R)
• M16: 23,371,825 km (0.065 R)
• M17: 24,692,026 km (0.054 R)
• M18: 24,804,225 km (0.029 R)
• M19: 29,450,585 km (0.109 R)
• M20: 31,250,546 km (0.118 R)
• M21: 33,533,111 km (0.026 R)
• M22: 44,935,012 km (0.106 R)
• M23: 45,606,556 km (0.118 R)
• M24: 49,243,131 km (0.116 R)
• M25: 53,068,049 km (0.049 R)
• M26: 54,575,846 km (0.068 R)
• M27: 56,305,796 km (0.106 R)
• M28: 61,097,266 km (0.046 R)
• M29: 65,291,991 km (0.053 R)
• M30: 65,937,356 km (0.114 R)
• M31: 71,481,154 km (0.041 R)
• M32: 74,482,985 km (0.115 R)
• M33: 74,952,124 km (0.07 R)
• M34: 76,609,668 km (0.095 R)
• M35: 82,478,093 km (0.111 R)
• M36: 84,498,861 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 11,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit