🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.1

Radius: 13.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.58 AU - 0.66 AU

Year: 326 Days

Day: 8 Hours

Environment

Temp: -151 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,849,387 km

• M1: 164,258 km (0.077 R)
• M2: 638,185 km (0.054 R)
• M3: 1,119,740 km (0.095 R)
• M4: 2,128,179 km (0.066 R)
• M5: 2,912,072 km (0.081 R)
• M6: 3,685,792 km (0.098 R)
• M7: 4,705,152 km (0.114 R)
• M8: 5,174,441 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.1

Radius: 10.1

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.56 AU - 0.84 AU

Year: 391 Days

Day: 11 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,849,387 km

• M1: 125,662 km (0.088 R)
• M2: 444,455 km (0.119 R)
• M3: 761,603 km (0.077 R)
• M4: 1,137,243 km (0.115 R)
• M5: 1,460,075 km (0.114 R)
• M6: 1,913,357 km (0.11 R)
• M7: 2,315,625 km (0.087 R)
• M8: 3,031,002 km (0.036 R)
• M9: 3,383,156 km (0.082 R)
• M10: 3,775,102 km (0.11 R)
• M11: 4,372,147 km (0.058 R)
• M12: 4,853,105 km (0.118 R)
• M13: 5,228,894 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 10.8

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.89 AU - 1.33 AU

Year: 780 Days

Day: 9.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,849,387 km

• M1: 134,339 km (0.087 R)
• M2: 682,166 km (0.062 R)
• M3: 1,259,165 km (0.104 R)
• M4: 1,767,499 km (0.069 R)
• M5: 2,572,335 km (0.114 R)
• M6: 3,250,313 km (0.1 R)
• M7: 3,725,286 km (0.066 R)
• M8: 4,625,267 km (0.101 R)
• M9: 4,994,026 km (0.105 R)
• M10: 5,434,591 km (0.051 R)
• M11: 5,827,435 km (0.058 R)
• M12: 6,335,619 km (0.084 R)
• M13: 6,730,857 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.7

Radius: 14.2

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.27 AU - 3.07 AU

Year: 2909 Days

Day: 13.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,849,387 km

• M1: 176,974 km (0.12 R)
• M2: 704,157 km (0.118 R)
• M3: 1,432,998 km (0.104 R)
• M4: 2,431,713 km (0.069 R)
• M5: 4,878,985 km (0.106 R)
• M6: 5,657,343 km (0.062 R)
• M7: 6,677,899 km (0.095 R)
• M8: 7,347,051 km (0.103 R)
• M9: 8,561,636 km (0.114 R)
• M10: 9,183,664 km (0.06 R)
• M11: 10,666,478 km (0.118 R)
• M12: 12,221,996 km (0.106 R)
• M13: 12,842,828 km (0.114 R)
• M14: 15,159,351 km (0.08 R)
• M15: 17,121,925 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.7

Radius: 9.4

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3 AU - 3.42 AU

Year: 3835 Days

Day: 11.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,849,387 km

• M1: 116,836 km (0.119 R)
• M2: 491,429 km (0.111 R)
• M3: 870,211 km (0.074 R)
• M4: 1,946,418 km (0.07 R)
• M5: 2,545,557 km (0.101 R)
• M6: 2,932,866 km (0.052 R)
• M7: 4,199,362 km (0.103 R)
• M8: 4,500,802 km (0.099 R)
• M9: 5,466,157 km (0.07 R)
• M10: 6,143,536 km (0.058 R)
• M11: 7,164,990 km (0.057 R)
• M12: 8,809,669 km (0.116 R)
• M13: 10,480,378 km (0.097 R)
• M14: 10,864,097 km (0.098 R)
• M15: 12,446,692 km (0.072 R)
• M16: 13,169,849 km (0.118 R)
• M17: 14,753,043 km (0.11 R)
• M18: 15,073,481 km (0.093 R)
• M19: 15,673,070 km (0.052 R)
• M20: 16,573,649 km (0.101 R)
• M21: 20,128,394 km (0.108 R)
• M22: 20,788,868 km (0.048 R)
• M23: 23,575,577 km (0.068 R)
• M24: 23,940,596 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.7

Radius: 8.9

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.03 AU - 4.73 AU

Year: 6113 Days

Day: 9.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,849,387 km

• M1: 110,702 km (0.041 R)
• M2: 598,541 km (0.052 R)
• M3: 1,092,962 km (0.093 R)
• M4: 2,228,709 km (0.096 R)
• M5: 2,515,638 km (0.079 R)
• M6: 3,145,744 km (0.112 R)
• M7: 3,467,080 km (0.053 R)
• M8: 6,214,744 km (0.104 R)
• M9: 8,265,133 km (0.075 R)
• M10: 9,361,386 km (0.04 R)
• M11: 11,984,285 km (0.095 R)
• M12: 14,342,546 km (0.072 R)
• M13: 15,344,104 km (0.035 R)
• M14: 20,572,849 km (0.071 R)
• M15: 22,281,107 km (0.102 R)
• M16: 26,631,263 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.7

Radius: 6.6

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 8.55 AU - 10.89 AU

Year: 20208 Days

Day: 18 Hours

Environment

Temp: -240 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,849,387 km

• M1: 83,775 km (0.078 R)
• M2: 344,673 km (0.12 R)
• M3: 991,834 km (0.099 R)
• M4: 1,794,726 km (0.118 R)
• M5: 3,072,890 km (0.069 R)
• M6: 4,517,257 km (0.085 R)
• M7: 5,740,968 km (0.081 R)
• M8: 8,196,617 km (0.11 R)
• M9: 8,611,901 km (0.116 R)
• M10: 12,863,771 km (0.064 R)
• M11: 25,617,588 km (0.066 R)
• M12: 26,392,356 km (0.104 R)
• M13: 28,692,273 km (0.042 R)
• M14: 29,527,927 km (0.1 R)
• M15: 30,997,876 km (0.067 R)
• M16: 41,457,310 km (0.12 R)
• M17: 43,923,880 km (0.065 R)
• M18: 60,415,848 km (0.088 R)
• M19: 65,818,874 km (0.07 R)
• M20: 68,955,343 km (0.08 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: 382 - 19,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit