🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.2

Radius: 14.6

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.65 AU - 0.83 AU

Year: 411 Days

Day: 5.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 70,143,283 km

• M1: 181,612 km (0.095 R)
• M2: 735,124 km (0.034 R)
• M3: 1,919,490 km (0.039 R)
• M4: 2,399,999 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.4

Radius: 10

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.05 AU - 1.45 AU

Year: 902 Days

Day: 9.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,143,283 km

• M1: 124,316 km (0.061 R)
• M2: 639,082 km (0.069 R)
• M3: 950,246 km (0.098 R)
• M4: 1,615,208 km (0.088 R)
• M5: 2,325,948 km (0.063 R)
• M6: 2,673,613 km (0.081 R)
• M7: 3,759,843 km (0.12 R)
• M8: 4,692,586 km (0.108 R)
• M9: 5,117,594 km (0.074 R)
• M10: 5,488,147 km (0.041 R)
• M11: 5,855,560 km (0.108 R)
• M12: 6,731,306 km (0.105 R)
• M13: 7,105,151 km (0.063 R)
• M14: 7,667,040 km (0.091 R)
• M15: 8,075,143 km (0.109 R)
• M16: 8,687,148 km (0.105 R)
• M17: 9,046,482 km (0.073 R)
• M18: 9,706,807 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.1

Radius: 14.5

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.66 AU - 2.04 AU

Year: 1625 Days

Day: 6.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,143,283 km

• M1: 180,265 km (0.107 R)
• M2: 680,371 km (0.106 R)
• M3: 1,346,979 km (0.098 R)
• M4: 2,102,000 km (0.115 R)
• M5: 3,302,523 km (0.117 R)
• M6: 3,775,102 km (0.099 R)
• M7: 4,525,336 km (0.119 R)
• M8: 5,661,382 km (0.097 R)
• M9: 6,122,293 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.7

Radius: 9.8

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.12 AU - 3.54 AU

Year: 3924 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,143,283 km

• M1: 123,119 km (0.061 R)
• M2: 458,069 km (0.108 R)
• M3: 924,066 km (0.1 R)
• M4: 1,682,677 km (0.077 R)
• M5: 2,384,590 km (0.081 R)
• M6: 2,708,918 km (0.086 R)
• M7: 3,289,956 km (0.078 R)
• M8: 3,610,545 km (0.068 R)
• M9: 4,825,579 km (0.096 R)
• M10: 5,568,332 km (0.047 R)
• M11: 8,440,312 km (0.111 R)
• M12: 9,638,142 km (0.086 R)
• M13: 11,573,340 km (0.113 R)
• M14: 13,703,315 km (0.074 R)
• M15: 15,187,475 km (0.046 R)
• M16: 17,189,992 km (0.036 R)
• M17: 17,793,021 km (0.077 R)
• M18: 21,642,174 km (0.117 R)
• M19: 23,209,362 km (0.113 R)
• M20: 24,020,631 km (0.056 R)
• M21: 26,728,053 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.8

Radius: 4.2

Gravity: 26.29 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.25 AU - 7.69 AU

Year: 10626 Days

Day: 18 Hours

Environment

Temp: -229 °C

Axial Tilt: 160.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 70,143,283 km

• M1: 53,257 km (0.12 R)
• M2: 208,988 km (0.052 R)
• M3: 620,382 km (0.092 R)
• M4: 778,059 km (0.092 R)
• M5: 1,142,180 km (0.107 R)
• M6: 1,757,625 km (0.108 R)
• M7: 2,044,105 km (0.104 R)
• M8: 2,531,046 km (0.113 R)
• M9: 3,113,730 km (0.111 R)
• M10: 3,630,890 km (0.072 R)
• M11: 4,258,004 km (0.061 R)
• M12: 4,684,807 km (0.06 R)
• M13: 5,139,734 km (0.095 R)
• M14: 6,314,676 km (0.059 R)
• M15: 6,569,590 km (0.077 R)
• M16: 7,217,050 km (0.074 R)
• M17: 8,032,059 km (0.099 R)
• M18: 8,505,537 km (0.084 R)
• M19: 10,037,718 km (0.064 R)
• M20: 11,103,004 km (0.111 R)
• M21: 12,467,038 km (0.12 R)
• M22: 12,695,175 km (0.036 R)
• M23: 12,868,110 km (0.114 R)
• M24: 13,218,617 km (0.119 R)
• M25: 14,308,588 km (0.087 R)
• M26: 14,939,292 km (0.072 R)
• M27: 15,522,574 km (0.091 R)
• M28: 16,188,434 km (0.116 R)
• M29: 17,292,915 km (0.114 R)
• M30: 17,935,887 km (0.103 R)
• M31: 21,309,618 km (0.097 R)
• M32: 22,550,084 km (0.095 R)
• M33: 23,230,904 km (0.088 R)
• M34: 24,366,352 km (0.097 R)
• M35: 25,538,301 km (0.067 R)
• M36: 25,906,312 km (0.083 R)
• M37: 34,699,525 km (0.104 R)
• M38: 35,835,422 km (0.117 R)
• M39: 36,296,632 km (0.042 R)
• M40: 39,391,363 km (0.109 R)
• M41: 40,627,042 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.2

Radius: 5.4

Gravity: 15.47 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 10.12 AU - 10.78 AU

Year: 21812 Days

Day: 16.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,143,283 km

• M1: 70,161 km (0.031 R)
• M2: 381,923 km (0.094 R)
• M3: 570,865 km (0.115 R)
• M4: 1,035,816 km (0.033 R)
• M5: 1,921,585 km (0.103 R)
• M6: 2,215,993 km (0.109 R)
• M7: 3,391,384 km (0.087 R)
• M8: 4,066,220 km (0.117 R)
• M9: 4,967,846 km (0.103 R)
• M10: 7,112,930 km (0.066 R)
• M11: 7,577,282 km (0.115 R)
• M12: 10,499,826 km (0.066 R)
• M13: 10,737,836 km (0.046 R)
• M14: 12,572,504 km (0.078 R)
• M15: 17,011,821 km (0.115 R)
• M16: 18,180,031 km (0.036 R)
• M17: 19,849,693 km (0.093 R)
• M18: 22,198,678 km (0.077 R)
• M19: 23,288,499 km (0.058 R)
• M20: 30,345,778 km (0.059 R)
• M21: 30,828,830 km (0.076 R)
• M22: 36,080,912 km (0.036 R)
• M23: 36,896,220 km (0.113 R)
• M24: 53,925,993 km (0.089 R)
• M25: 58,643,562 km (0.09 R)
• M26: 60,528,944 km (0.061 R)
• M27: 64,618,950 km (0.11 R)
• M28: 65,217,940 km (0.102 R)
• M29: 66,833,148 km (0.074 R)
• M30: 69,723,678 km (0.085 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 16,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit