🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.6

Radius: 8.3

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.43 AU - 2.65 AU

Year: 2699 Days

Day: 9 Hours

Environment

Temp: -199 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,216,903 km

• M1: 105,466 km (0.111 R)
• M2: 659,128 km (0.115 R)
• M3: 1,214,585 km (0.081 R)
• M4: 1,637,199 km (0.047 R)
• M5: 2,642,048 km (0.079 R)
• M6: 3,391,234 km (0.043 R)
• M7: 3,701,650 km (0.027 R)
• M8: 4,192,630 km (0.09 R)
• M9: 5,474,684 km (0.114 R)
• M10: 5,800,358 km (0.086 R)
• M11: 6,463,226 km (0.101 R)
• M12: 8,521,843 km (0.071 R)
• M13: 8,925,907 km (0.095 R)
• M14: 9,627,670 km (0.119 R)
• M15: 10,327,938 km (0.107 R)
• M16: 10,632,669 km (0.107 R)
• M17: 12,247,877 km (0.107 R)
• M18: 12,632,792 km (0.057 R)
• M19: 12,937,673 km (0.114 R)
• M20: 13,744,155 km (0.077 R)
• M21: 14,159,887 km (0.074 R)
• M22: 14,536,425 km (0.107 R)
• M23: 16,937,321 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.1

Radius: 11

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.25 AU - 3.11 AU

Year: 2926 Days

Day: 12.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,216,903 km

• M1: 136,732 km (0.08 R)
• M2: 497,114 km (0.038 R)
• M3: 1,394,402 km (0.038 R)
• M4: 1,778,569 km (0.11 R)
• M5: 2,353,474 km (0.112 R)
• M6: 2,712,209 km (0.042 R)
• M7: 3,258,391 km (0.066 R)
• M8: 3,623,709 km (0.058 R)
• M9: 4,123,516 km (0.105 R)
• M10: 4,868,064 km (0.108 R)
• M11: 6,574,378 km (0.076 R)
• M12: 7,214,357 km (0.065 R)
• M13: 9,197,427 km (0.095 R)
• M14: 10,163,979 km (0.095 R)
• M15: 10,672,013 km (0.058 R)
• M16: 11,447,678 km (0.109 R)
• M17: 12,298,441 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.3

Radius: 14.3

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.45 AU - 3.99 AU

Year: 3853 Days

Day: 6.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,216,903 km

• M1: 177,872 km (0.051 R)
• M2: 626,965 km (0.117 R)
• M3: 1,164,470 km (0.052 R)
• M4: 1,627,176 km (0.11 R)
• M5: 2,326,995 km (0.105 R)
• M6: 3,204,386 km (0.055 R)
• M7: 3,730,672 km (0.064 R)
• M8: 4,184,552 km (0.074 R)
• M9: 4,935,533 km (0.076 R)
• M10: 6,737,290 km (0.089 R)
• M11: 8,447,792 km (0.101 R)
• M12: 9,017,012 km (0.106 R)
• M13: 9,841,745 km (0.117 R)
• M14: 10,512,990 km (0.107 R)
• M15: 10,963,430 km (0.097 R)
• M16: 11,859,371 km (0.046 R)
• M17: 13,460,667 km (0.106 R)
• M18: 15,201,986 km (0.055 R)
• M19: 19,188,620 km (0.098 R)
• M20: 20,049,855 km (0.117 R)
• M21: 20,872,493 km (0.082 R)
• M22: 21,783,395 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.8

Radius: 11.7

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.82 AU - 4.96 AU

Year: 6134 Days

Day: 10.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,216,903 km

• M1: 145,559 km (0.052 R)
• M2: 594,652 km (0.063 R)
• M3: 1,057,807 km (0.093 R)
• M4: 1,564,345 km (0.095 R)
• M5: 2,245,763 km (0.118 R)
• M6: 2,761,726 km (0.07 R)
• M7: 3,629,843 km (0.059 R)
• M8: 4,223,447 km (0.099 R)
• M9: 5,151,253 km (0.091 R)
• M10: 7,479,744 km (0.098 R)
• M11: 8,875,193 km (0.109 R)
• M12: 11,260,082 km (0.052 R)
• M13: 13,139,181 km (0.094 R)
• M14: 13,881,486 km (0.081 R)
• M15: 14,428,565 km (0.113 R)
• M16: 17,572,514 km (0.055 R)
• M17: 18,213,242 km (0.104 R)
• M18: 19,270,599 km (0.108 R)
• M19: 21,290,769 km (0.107 R)
• M20: 23,834,531 km (0.09 R)
• M21: 24,778,793 km (0.119 R)
• M22: 26,574,566 km (0.116 R)
• M23: 28,895,278 km (0.1 R)
• M24: 30,332,464 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.7

Radius: 6.6

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.33 AU - 9.55 AU

Year: 17825 Days

Day: 20.9 Hours

Environment

Temp: -244 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,216,903 km

• M1: 138,528 km (0.112 R)
• M2: 572,810 km (0.075 R)
• M3: 3,199,898 km (0.102 R)
• M4: 3,916,921 km (0.097 R)
• M5: 4,123,516 km (0.04 R)
• M6: 8,776,907 km (0.116 R)
• M7: 9,252,479 km (0.071 R)
• M8: 10,298,317 km (0.12 R)
• M9: 11,796,690 km (0.041 R)
• M10: 17,277,956 km (0.12 R)
• M11: 25,340,683 km (0.056 R)
• M12: 26,385,175 km (0.061 R)
• M13: 27,709,714 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.8

Radius: 6.5

Gravity: 13.58 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.34 AU - 11.56 AU

Year: 19372 Days

Day: 23.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 141.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,216,903 km

• M1: 81,381 km (0.069 R)
• M2: 444,006 km (0.068 R)
• M3: 667,506 km (0.032 R)
• M4: 968,048 km (0.048 R)
• M5: 1,230,143 km (0.078 R)
• M6: 1,446,013 km (0.118 R)
• M7: 2,231,551 km (0.09 R)
• M8: 2,466,270 km (0.108 R)
• M9: 2,911,025 km (0.094 R)
• M10: 4,502,597 km (0.058 R)
• M11: 4,809,422 km (0.094 R)
• M12: 6,261,269 km (0.094 R)
• M13: 7,087,199 km (0.098 R)
• M14: 7,409,134 km (0.086 R)
• M15: 8,587,516 km (0.071 R)
• M16: 10,056,717 km (0.03 R)
• M17: 12,463,896 km (0.1 R)
• M18: 13,275,764 km (0.073 R)
• M19: 18,813,428 km (0.033 R)
• M20: 19,430,968 km (0.04 R)
• M21: 21,269,825 km (0.111 R)
• M22: 21,747,042 km (0.057 R)
• M23: 23,221,479 km (0.092 R)
• M24: 27,364,891 km (0.071 R)
• M25: 28,157,461 km (0.075 R)
• M26: 34,792,126 km (0.112 R)
• M27: 35,321,404 km (0.113 R)
• M28: 38,328,770 km (0.07 R)
• M29: 40,474,302 km (0.114 R)
• M30: 42,097,738 km (0.093 R)
• M31: 52,412,362 km (0.091 R)
• M32: 53,457,752 km (0.091 R)
• M33: 62,132,783 km (0.083 R)
• M34: 63,696,978 km (0.069 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: 375 - 14,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit