🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.5

Radius: 15

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.47 AU - 0.69 AU

Year: 300 Days

Day: 6.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 86,098,655 km

• M1: 186,549 km (0.063 R)
• M2: 821,592 km (0.105 R)
• M3: 1,305,840 km (0.041 R)
• M4: 1,827,936 km (0.12 R)
• M5: 2,301,563 km (0.093 R)
• M6: 2,802,417 km (0.087 R)
• M7: 3,887,600 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.8

Radius: 11.9

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.71 AU - 1.15 AU

Year: 608 Days

Day: 13.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,098,655 km

• M1: 148,102 km (0.046 R)
• M2: 580,739 km (0.085 R)
• M3: 953,686 km (0.025 R)
• M4: 1,540,260 km (0.089 R)
• M5: 2,123,243 km (0.119 R)
• M6: 2,558,124 km (0.085 R)
• M7: 3,139,012 km (0.093 R)
• M8: 4,083,872 km (0.046 R)
• M9: 4,830,066 km (0.118 R)
• M10: 5,797,217 km (0.11 R)
• M11: 6,531,443 km (0.095 R)
• M12: 6,996,842 km (0.107 R)
• M13: 7,371,435 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.9

Radius: 8.6

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.06 AU - 1.16 AU

Year: 793 Days

Day: 5.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,098,655 km

• M1: 106,962 km (0.076 R)
• M2: 651,798 km (0.116 R)
• M3: 1,003,652 km (0.054 R)
• M4: 1,804,599 km (0.059 R)
• M5: 2,104,543 km (0.104 R)
• M6: 2,449,067 km (0.108 R)
• M7: 2,794,638 km (0.114 R)
• M8: 3,306,113 km (0.065 R)
• M9: 3,803,675 km (0.091 R)
• M10: 4,350,306 km (0.088 R)
• M11: 4,634,243 km (0.104 R)
• M12: 5,389,263 km (0.097 R)
• M13: 6,265,907 km (0.11 R)
• M14: 7,900,563 km (0.058 R)
• M15: 8,685,353 km (0.094 R)
• M16: 9,083,284 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614

Radius: 8.1

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.43 AU - 3.15 AU

Year: 3161 Days

Day: 10.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,098,655 km

• M1: 100,829 km (0.096 R)
• M2: 450,439 km (0.094 R)
• M3: 793,617 km (0.115 R)
• M4: 1,446,312 km (0.072 R)
• M5: 2,098,110 km (0.067 R)
• M6: 2,475,994 km (0.04 R)
• M7: 2,784,764 km (0.088 R)
• M8: 4,053,504 km (0.098 R)
• M9: 4,574,104 km (0.098 R)
• M10: 5,387,169 km (0.12 R)
• M11: 5,908,368 km (0.091 R)
• M12: 7,869,895 km (0.095 R)
• M13: 9,845,036 km (0.116 R)
• M14: 10,113,265 km (0.098 R)
• M15: 11,955,563 km (0.101 R)
• M16: 13,301,495 km (0.081 R)
• M17: 14,011,037 km (0.054 R)
• M18: 14,945,725 km (0.058 R)
• M19: 15,557,131 km (0.107 R)
• M20: 18,056,164 km (0.092 R)
• M21: 18,632,864 km (0.1 R)
• M22: 19,102,900 km (0.059 R)
• M23: 20,811,009 km (0.031 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627

Radius: 14.9

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.75 AU - 3.93 AU

Year: 4140 Days

Day: 8.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,098,655 km

• M1: 185,352 km (0.065 R)
• M2: 663,018 km (0.114 R)
• M3: 1,343,389 km (0.097 R)
• M4: 2,006,556 km (0.118 R)
• M5: 2,782,670 km (0.118 R)
• M6: 3,510,613 km (0.04 R)
• M7: 4,137,728 km (0.095 R)
• M8: 4,692,885 km (0.092 R)
• M9: 5,646,572 km (0.093 R)
• M10: 6,882,250 km (0.071 R)
• M11: 7,767,570 km (0.098 R)
• M12: 8,363,119 km (0.082 R)
• M13: 8,989,037 km (0.059 R)
• M14: 10,502,070 km (0.053 R)
• M15: 11,408,034 km (0.102 R)
• M16: 15,181,940 km (0.108 R)
• M17: 17,321,339 km (0.117 R)
• M18: 18,158,040 km (0.082 R)
• M19: 19,591,038 km (0.067 R)
• M20: 24,789,265 km (0.12 R)
• M21: 25,545,632 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.1

Radius: 14.2

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.24 AU - 3.76 AU

Year: 4441 Days

Day: 6.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,098,655 km

• M1: 176,525 km (0.09 R)
• M2: 790,475 km (0.051 R)
• M3: 1,544,748 km (0.049 R)
• M4: 2,302,162 km (0.096 R)
• M5: 2,857,918 km (0.093 R)
• M6: 3,587,357 km (0.118 R)
• M7: 4,768,133 km (0.048 R)
• M8: 5,420,529 km (0.03 R)
• M9: 6,162,983 km (0.099 R)
• M10: 6,838,268 km (0.12 R)
• M11: 7,420,802 km (0.105 R)
• M12: 10,003,011 km (0.119 R)
• M13: 11,029,552 km (0.084 R)
• M14: 12,322,825 km (0.095 R)
• M15: 14,256,677 km (0.082 R)
• M16: 17,683,964 km (0.106 R)
• M17: 19,520,877 km (0.105 R)
• M18: 22,287,240 km (0.084 R)
• M19: 27,462,878 km (0.073 R)
• M20: 28,761,986 km (0.09 R)
• M21: 29,560,988 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.3

Radius: 12.4

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.89 AU - 4.61 AU

Year: 4925 Days

Day: 5 Hours

Environment

Temp: -214 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,098,655 km

• M1: 178,769 km (0.104 R)
• M2: 586,424 km (0.12 R)
• M3: 2,075,222 km (0.091 R)
• M4: 2,916,261 km (0.066 R)
• M5: 3,320,923 km (0.089 R)
• M6: 4,025,978 km (0.037 R)
• M7: 4,453,080 km (0.038 R)
• M8: 4,910,550 km (0.037 R)
• M9: 5,576,709 km (0.116 R)
• M10: 11,599,819 km (0.095 R)
• M11: 13,302,392 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.8

Radius: 5.6

Gravity: 28.53 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.49 AU - 10.27 AU

Year: 21063 Days

Day: 23.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,098,655 km

• M1: 69,713 km (0.07 R)
• M2: 342,878 km (0.071 R)
• M3: 1,102,836 km (0.084 R)
• M4: 1,350,420 km (0.11 R)
• M5: 1,652,608 km (0.086 R)
• M6: 2,082,103 km (0.079 R)
• M7: 3,853,791 km (0.049 R)
• M8: 4,462,654 km (0.088 R)
• M9: 4,753,024 km (0.115 R)
• M10: 6,218,484 km (0.029 R)
• M11: 6,673,711 km (0.102 R)
• M12: 8,120,023 km (0.087 R)
• M13: 8,608,310 km (0.109 R)
• M14: 8,887,909 km (0.111 R)
• M15: 9,231,385 km (0.038 R)
• M16: 9,763,206 km (0.087 R)
• M17: 12,447,291 km (0.101 R)
• M18: 14,856,265 km (0.107 R)
• M19: 15,917,961 km (0.109 R)
• M20: 16,768,276 km (0.098 R)
• M21: 17,470,039 km (0.069 R)
• M22: 18,838,411 km (0.033 R)
• M23: 19,026,007 km (0.082 R)
• M24: 22,201,371 km (0.119 R)
• M25: 23,477,890 km (0.102 R)
• M26: 28,453,964 km (0.117 R)
• M27: 32,046,257 km (0.098 R)
• M28: 45,282,827 km (0.064 R)
• M29: 48,905,190 km (0.074 R)
• M30: 52,159,841 km (0.043 R)
• M31: 53,463,586 km (0.1 R)
• M32: 55,942,273 km (0.088 R)
• M33: 58,496,358 km (0.102 R)
• M34: 62,159,710 km (0.074 R)
• M35: 64,047,486 km (0.057 R)
• M36: 69,044,653 km (0.095 R)
• M37: 77,618,706 km (0.108 R)
• M38: 78,829,102 km (0.119 R)
• M39: 80,544,690 km (0.048 R)
• M40: 83,290,858 km (0.039 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 14,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit