🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.7

Radius: 8.5

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.66 AU - 0.86 AU

Year: 435 Days

Day: 14.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,216,168 km

• M1: 105,766 km (0.1 R)
• M2: 372,798 km (0.113 R)
• M3: 660,026 km (0.085 R)
• M4: 1,076,057 km (0.097 R)
• M5: 1,360,892 km (0.081 R)
• M6: 1,740,721 km (0.087 R)
• M7: 2,129,974 km (0.111 R)
• M8: 2,396,408 km (0.083 R)
• M9: 2,859,264 km (0.095 R)
• M10: 3,392,281 km (0.112 R)
• M11: 4,286,577 km (0.118 R)
• M12: 5,491,887 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.3

Radius: 9.2

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.25 AU - 2.59 AU

Year: 2470 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,216,168 km

• M1: 114,442 km (0.12 R)
• M2: 416,929 km (0.087 R)
• M3: 1,256,772 km (0.039 R)
• M4: 1,547,291 km (0.058 R)
• M5: 1,894,358 km (0.106 R)
• M6: 2,590,287 km (0.093 R)
• M7: 3,328,852 km (0.099 R)
• M8: 3,657,518 km (0.065 R)
• M9: 4,360,479 km (0.096 R)
• M10: 4,862,828 km (0.05 R)
• M11: 6,930,421 km (0.034 R)
• M12: 7,267,465 km (0.05 R)
• M13: 7,944,096 km (0.106 R)
• M14: 8,313,453 km (0.104 R)
• M15: 9,253,526 km (0.067 R)
• M16: 9,593,711 km (0.09 R)
• M17: 10,813,084 km (0.109 R)
• M18: 11,499,140 km (0.078 R)
• M19: 11,852,789 km (0.045 R)
• M20: 12,335,691 km (0.042 R)
• M21: 15,042,664 km (0.086 R)
• M22: 15,656,614 km (0.095 R)
• M23: 16,238,250 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.9

Radius: 11.2

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.09 AU - 3.67 AU

Year: 4076 Days

Day: 5.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,216,168 km

• M1: 171,140 km (0.101 R)
• M2: 552,315 km (0.097 R)
• M3: 958,623 km (0.118 R)
• M4: 1,393,504 km (0.099 R)
• M5: 1,949,111 km (0.092 R)
• M6: 2,465,672 km (0.082 R)
• M7: 2,998,540 km (0.075 R)
• M8: 3,508,369 km (0.038 R)
• M9: 3,968,084 km (0.092 R)
• M10: 4,429,294 km (0.091 R)
• M11: 5,504,154 km (0.113 R)
• M12: 9,642,181 km (0.116 R)
• M13: 10,240,124 km (0.116 R)
• M14: 10,617,559 km (0.113 R)
• M15: 12,413,332 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.7

Radius: 5.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.89 AU - 7.15 AU

Year: 12202 Days

Day: 24.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,216,168 km

• M1: 68,965 km (0.083 R)
• M2: 355,145 km (0.059 R)
• M3: 527,482 km (0.074 R)
• M4: 905,666 km (0.092 R)
• M5: 1,111,213 km (0.101 R)
• M6: 1,437,935 km (0.071 R)
• M7: 3,397,068 km (0.093 R)
• M8: 3,808,163 km (0.085 R)
• M9: 4,060,984 km (0.066 R)
• M10: 4,300,490 km (0.086 R)
• M11: 6,094,168 km (0.102 R)
• M12: 6,667,727 km (0.113 R)
• M13: 7,276,590 km (0.09 R)
• M14: 9,161,523 km (0.111 R)
• M15: 12,166,496 km (0.076 R)
• M16: 12,868,110 km (0.106 R)
• M17: 13,438,078 km (0.111 R)
• M18: 14,628,278 km (0.099 R)
• M19: 15,653,024 km (0.115 R)
• M20: 16,302,278 km (0.101 R)
• M21: 16,908,000 km (0.071 R)
• M22: 20,163,100 km (0.097 R)
• M23: 23,353,424 km (0.04 R)
• M24: 27,794,387 km (0.082 R)
• M25: 28,051,695 km (0.064 R)
• M26: 29,008,523 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.4

Radius: 6.3

Gravity: 13.24 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.18 AU - 7.56 AU

Year: 13125 Days

Day: 21.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,216,168 km

• M1: 130,898 km (0.074 R)
• M2: 354,996 km (0.112 R)
• M3: 607,667 km (0.119 R)
• M4: 1,001,408 km (0.104 R)
• M5: 1,243,607 km (0.085 R)
• M6: 1,673,402 km (0.1 R)
• M7: 1,881,193 km (0.109 R)
• M8: 2,717,146 km (0.087 R)
• M9: 3,439,704 km (0.06 R)
• M10: 3,778,094 km (0.056 R)
• M11: 4,196,071 km (0.038 R)
• M12: 5,531,082 km (0.074 R)
• M13: 5,923,028 km (0.096 R)
• M14: 6,144,433 km (0.117 R)
• M15: 7,210,468 km (0.04 R)
• M16: 8,302,532 km (0.102 R)
• M17: 10,432,058 km (0.117 R)
• M18: 11,422,695 km (0.045 R)
• M19: 11,999,395 km (0.104 R)
• M20: 12,534,955 km (0.102 R)
• M21: 15,177,751 km (0.087 R)
• M22: 15,663,196 km (0.114 R)
• M23: 16,087,605 km (0.11 R)
• M24: 18,247,649 km (0.101 R)
• M25: 20,425,794 km (0.098 R)
• M26: 23,683,886 km (0.098 R)
• M27: 25,097,885 km (0.027 R)
• M28: 27,069,585 km (0.078 R)
• M29: 28,196,955 km (0.08 R)
• M30: 29,569,216 km (0.025 R)
• M31: 30,874,906 km (0.092 R)
• M32: 37,857,387 km (0.082 R)
• M33: 39,917,499 km (0.115 R)
• M34: 42,051,363 km (0.049 R)
• M35: 46,110,552 km (0.051 R)
• M36: 49,358,770 km (0.053 R)
• M37: 51,193,289 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.2

Radius: 6.6

Gravity: 14.19 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7.13 AU - 7.89 AU

Year: 13501 Days

Day: 20 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,216,168 km

• M1: 82,129 km (0.049 R)
• M2: 313,557 km (0.058 R)
• M3: 605,273 km (0.119 R)
• M4: 1,219,073 km (0.114 R)
• M5: 1,765,255 km (0.07 R)
• M6: 2,342,254 km (0.089 R)
• M7: 3,433,720 km (0.076 R)
• M8: 3,644,204 km (0.101 R)
• M9: 5,369,367 km (0.073 R)
• M10: 7,144,794 km (0.09 R)
• M11: 9,689,155 km (0.111 R)
• M12: 11,049,299 km (0.089 R)
• M13: 11,923,997 km (0.104 R)
• M14: 12,286,473 km (0.107 R)
• M15: 14,480,924 km (0.059 R)
• M16: 23,257,532 km (0.076 R)
• M17: 38,324,581 km (0.076 R)
• M18: 45,676,419 km (0.087 R)
• M19: 53,587,304 km (0.043 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.9

Radius: 3

Gravity: 44.54 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.02 AU - 10.06 AU

Year: 19330 Days

Day: 18.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,216,168 km

• M1: 37,250 km (0.074 R)
• M2: 167,699 km (0.064 R)
• M3: 337,493 km (0.039 R)
• M4: 572,960 km (0.039 R)
• M5: 1,105,079 km (0.101 R)
• M6: 1,344,586 km (0.086 R)
• M7: 1,601,296 km (0.034 R)
• M8: 2,191,609 km (0.117 R)
• M9: 2,395,959 km (0.102 R)
• M10: 2,502,772 km (0.1 R)
• M11: 2,703,234 km (0.065 R)
• M12: 4,046,622 km (0.038 R)
• M13: 4,981,011 km (0.118 R)
• M14: 5,406,467 km (0.104 R)
• M15: 5,628,171 km (0.118 R)
• M16: 5,779,265 km (0.068 R)
• M17: 9,937,487 km (0.101 R)
• M18: 10,158,294 km (0.113 R)
• M19: 11,796,540 km (0.067 R)
• M20: 12,295,150 km (0.041 R)
• M21: 15,072,434 km (0.114 R)
• M22: 19,160,196 km (0.095 R)
• M23: 19,416,308 km (0.082 R)
• M24: 23,245,415 km (0.118 R)
• M25: 25,233,720 km (0.095 R)
• M26: 30,000,656 km (0.087 R)
• M27: 30,230,588 km (0.098 R)
• M28: 31,872,874 km (0.091 R)
• M29: 32,594,534 km (0.042 R)
• M30: 33,081,774 km (0.046 R)
• M31: 34,195,530 km (0.025 R)
• M32: 42,555,059 km (0.099 R)
• M33: 42,990,838 km (0.116 R)
• M34: 45,365,704 km (0.107 R)
• M35: 45,516,947 km (0.106 R)
• M36: 48,613,324 km (0.103 R)
• M37: 59,822,543 km (0.109 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 17,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit