🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.2

Radius: 11

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.85 AU - 1.13 AU

Year: 668 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 36,569,842 km

• M1: 138,976 km (0.118 R)
• M2: 946,356 km (0.088 R)
• M3: 1,564,644 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.2

Radius: 9.8

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.05 AU - 1.59 AU

Year: 1029 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,569,842 km

• M1: 122,221 km (0.065 R)
• M2: 429,944 km (0.072 R)
• M3: 871,557 km (0.056 R)
• M4: 1,212,341 km (0.069 R)
• M5: 1,626,129 km (0.049 R)
• M6: 2,493,348 km (0.062 R)
• M7: 2,830,392 km (0.047 R)
• M8: 3,295,043 km (0.049 R)
• M9: 3,748,324 km (0.119 R)
• M10: 5,170,252 km (0.12 R)
• M11: 9,694,540 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635

Radius: 9.9

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.67 AU - 1.94 AU

Year: 1638 Days

Day: 10.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,569,842 km

• M1: 123,269 km (0.108 R)
• M2: 490,083 km (0.11 R)
• M3: 825,631 km (0.045 R)
• M4: 1,705,266 km (0.097 R)
• M5: 2,545,557 km (0.077 R)
• M6: 2,942,441 km (0.054 R)
• M7: 3,255,549 km (0.101 R)
• M8: 4,698,869 km (0.118 R)
• M9: 5,473,936 km (0.087 R)
• M10: 6,479,084 km (0.07 R)
• M11: 8,081,576 km (0.037 R)
• M12: 9,735,979 km (0.075 R)
• M13: 10,470,804 km (0.071 R)
• M14: 10,816,824 km (0.084 R)
• M15: 11,206,376 km (0.075 R)
• M16: 12,088,705 km (0.103 R)
• M17: 12,741,251 km (0.119 R)
• M18: 13,784,397 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755

Radius: 8.3

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.41 AU - 2.31 AU

Year: 1721 Days

Day: 8.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,569,842 km

• M1: 103,223 km (0.105 R)
• M2: 650,003 km (0.112 R)
• M3: 918,381 km (0.062 R)
• M4: 1,381,536 km (0.07 R)
• M5: 1,733,690 km (0.105 R)
• M6: 2,230,055 km (0.064 R)
• M7: 3,102,361 km (0.036 R)
• M8: 3,573,295 km (0.113 R)
• M9: 4,166,600 km (0.118 R)
• M10: 5,210,344 km (0.107 R)
• M11: 5,525,248 km (0.025 R)
• M12: 6,094,767 km (0.062 R)
• M13: 6,598,612 km (0.062 R)
• M14: 7,157,361 km (0.086 R)
• M15: 7,632,483 km (0.079 R)
• M16: 8,770,624 km (0.102 R)
• M17: 9,217,174 km (0.103 R)
• M18: 10,190,457 km (0.065 R)
• M19: 10,684,130 km (0.108 R)
• M20: 12,300,685 km (0.095 R)
• M21: 12,819,939 km (0.078 R)
• M22: 13,520,955 km (0.086 R)
• M23: 14,686,472 km (0.092 R)
• M24: 15,270,951 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.4

Radius: 13.2

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.93 AU - 2.19 AU

Year: 2005 Days

Day: 10.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,569,842 km

• M1: 164,558 km (0.089 R)
• M2: 739,612 km (0.117 R)
• M3: 1,548,039 km (0.095 R)
• M4: 2,138,502 km (0.111 R)
• M5: 2,642,796 km (0.076 R)
• M6: 3,604,112 km (0.091 R)
• M7: 4,028,820 km (0.076 R)
• M8: 4,450,836 km (0.088 R)
• M9: 5,488,895 km (0.053 R)
• M10: 5,964,766 km (0.111 R)
• M11: 6,421,339 km (0.116 R)
• M12: 8,179,264 km (0.089 R)
• M13: 8,744,145 km (0.081 R)
• M14: 9,155,090 km (0.088 R)
• M15: 10,335,717 km (0.042 R)
• M16: 11,064,408 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.5

Radius: 10.8

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.92 AU - 2.26 AU

Year: 2049 Days

Day: 5.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,569,842 km

• M1: 134,339 km (0.079 R)
• M2: 556,055 km (0.116 R)
• M3: 1,034,619 km (0.111 R)
• M4: 1,459,926 km (0.071 R)
• M5: 1,979,030 km (0.059 R)
• M6: 2,646,237 km (0.073 R)
• M7: 3,133,477 km (0.062 R)
• M8: 3,491,016 km (0.066 R)
• M9: 4,060,385 km (0.077 R)
• M10: 4,815,705 km (0.12 R)
• M11: 5,709,403 km (0.118 R)
• M12: 6,657,554 km (0.103 R)
• M13: 8,272,463 km (0.088 R)
• M14: 9,925,669 km (0.111 R)
• M15: 10,344,842 km (0.086 R)
• M16: 10,812,186 km (0.106 R)
• M17: 11,789,060 km (0.104 R)
• M18: 13,617,595 km (0.096 R)
• M19: 14,135,652 km (0.088 R)
• M20: 14,756,484 km (0.104 R)
• M21: 15,165,185 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.7

Radius: 13.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.28 AU - 4.98 AU

Year: 5693 Days

Day: 13.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 36,569,842 km

• M1: 185,202 km (0.107 R)
• M2: 683,812 km (0.086 R)
• M3: 1,180,477 km (0.038 R)
• M4: 1,996,832 km (0.102 R)
• M5: 2,713,705 km (0.104 R)
• M6: 3,619,520 km (0.091 R)
• M7: 4,556,302 km (0.109 R)
• M8: 6,224,319 km (0.108 R)
• M9: 6,698,693 km (0.077 R)
• M10: 7,418,259 km (0.116 R)
• M11: 9,710,398 km (0.1 R)
• M12: 11,263,972 km (0.043 R)
• M13: 12,600,329 km (0.113 R)
• M14: 13,811,474 km (0.043 R)
• M15: 14,328,933 km (0.08 R)
• M16: 14,799,568 km (0.09 R)
• M17: 16,401,163 km (0.098 R)
• M18: 18,047,338 km (0.06 R)
• M19: 18,875,661 km (0.096 R)
• M20: 19,370,381 km (0.092 R)
• M21: 20,165,494 km (0.058 R)
• M22: 21,513,071 km (0.088 R)
• M23: 24,721,946 km (0.118 R)
• M24: 28,145,493 km (0.066 R)
• M25: 29,259,548 km (0.079 R)
• M26: 30,596,205 km (0.084 R)
• M27: 32,374,026 km (0.06 R)
• M28: 34,324,334 km (0.042 R)
• M29: 36,351,834 km (0.038 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: 276 - 17,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit