🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.7

Radius: 12

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.97 AU - 1.13 AU

Year: 730 Days

Day: 10.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,102,655 km

• M1: 149,299 km (0.119 R)
• M2: 550,819 km (0.053 R)
• M3: 929,751 km (0.104 R)
• M4: 1,383,032 km (0.094 R)
• M5: 1,941,332 km (0.117 R)
• M6: 2,582,807 km (0.112 R)
• M7: 3,285,917 km (0.076 R)
• M8: 3,717,208 km (0.119 R)
• M9: 5,039,803 km (0.119 R)
• M10: 5,454,787 km (0.068 R)
• M11: 6,005,756 km (0.1 R)
• M12: 6,756,737 km (0.055 R)
• M13: 7,327,753 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356

Radius: 12

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.94 AU - 1.16 AU

Year: 730 Days

Day: 8.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,102,655 km

• M1: 149,299 km (0.117 R)
• M2: 599,439 km (0.062 R)
• M3: 1,179,729 km (0.075 R)
• M4: 1,826,291 km (0.116 R)
• M5: 2,200,136 km (0.101 R)
• M6: 2,958,896 km (0.098 R)
• M7: 3,455,711 km (0.084 R)
• M8: 5,442,371 km (0.112 R)
• M9: 5,953,098 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.1

Radius: 13.5

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.08 AU - 1.56 AU

Year: 1029 Days

Day: 7.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,102,655 km

• M1: 167,849 km (0.048 R)
• M2: 669,450 km (0.094 R)
• M3: 1,132,755 km (0.115 R)
• M4: 1,610,271 km (0.098 R)
• M5: 2,362,749 km (0.094 R)
• M6: 3,003,177 km (0.102 R)
• M7: 3,972,123 km (0.094 R)
• M8: 5,460,771 km (0.088 R)
• M9: 6,083,996 km (0.071 R)
• M10: 6,525,459 km (0.119 R)
• M11: 7,655,222 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.4

Radius: 14.3

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.43 AU - 1.47 AU

Year: 1184 Days

Day: 7.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,102,655 km

• M1: 178,171 km (0.077 R)
• M2: 625,618 km (0.087 R)
• M3: 1,489,247 km (0.088 R)
• M4: 2,132,368 km (0.058 R)
• M5: 3,107,297 km (0.099 R)
• M6: 4,070,109 km (0.106 R)
• M7: 4,522,194 km (0.09 R)
• M8: 4,988,640 km (0.092 R)
• M9: 5,528,539 km (0.061 R)
• M10: 6,655,908 km (0.111 R)
• M11: 8,254,212 km (0.038 R)
• M12: 9,513,677 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.3

Radius: 10.1

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.94 AU - 2.92 AU

Year: 2569 Days

Day: 7.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,102,655 km

• M1: 125,812 km (0.098 R)
• M2: 440,566 km (0.105 R)
• M3: 763,398 km (0.06 R)
• M4: 1,175,989 km (0.037 R)
• M5: 3,163,247 km (0.037 R)
• M6: 3,520,337 km (0.103 R)
• M7: 4,065,621 km (0.081 R)
• M8: 4,599,237 km (0.112 R)
• M9: 5,227,548 km (0.061 R)
• M10: 5,575,213 km (0.119 R)
• M11: 5,964,916 km (0.072 R)
• M12: 6,770,351 km (0.093 R)
• M13: 8,528,575 km (0.078 R)
• M14: 9,082,386 km (0.109 R)
• M15: 11,252,602 km (0.086 R)
• M16: 11,919,210 km (0.095 R)
• M17: 13,148,905 km (0.082 R)
• M18: 13,561,496 km (0.113 R)
• M19: 14,077,608 km (0.092 R)
• M20: 14,509,647 km (0.101 R)
• M21: 14,950,512 km (0.098 R)
• M22: 15,299,374 km (0.119 R)
• M23: 17,896,992 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.1

Radius: 3.5

Gravity: 63.03 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.1 AU - 6.86 AU

Year: 11188 Days

Day: 19.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,102,655 km

• M1: 43,832 km (0.119 R)
• M2: 207,343 km (0.119 R)
• M3: 429,645 km (0.083 R)
• M4: 749,635 km (0.071 R)
• M5: 1,020,706 km (0.104 R)
• M6: 1,313,320 km (0.099 R)
• M7: 1,628,373 km (0.108 R)
• M8: 3,800,235 km (0.105 R)
• M9: 4,051,858 km (0.079 R)
• M10: 7,127,291 km (0.094 R)
• M11: 8,502,096 km (0.108 R)
• M12: 8,787,080 km (0.11 R)
• M13: 9,527,739 km (0.095 R)
• M14: 10,524,360 km (0.11 R)
• M15: 10,853,026 km (0.103 R)
• M16: 11,880,016 km (0.11 R)
• M17: 13,411,449 km (0.046 R)
• M18: 15,346,946 km (0.086 R)
• M19: 15,557,281 km (0.114 R)
• M20: 16,933,881 km (0.096 R)
• M21: 19,843,709 km (0.077 R)
• M22: 25,731,582 km (0.069 R)
• M23: 27,136,156 km (0.101 R)
• M24: 30,206,503 km (0.103 R)
• M25: 34,449,547 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.9

Radius: 5.4

Gravity: 15.94 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.17 AU - 9.59 AU

Year: 19485 Days

Day: 22.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,102,655 km

• M1: 67,319 km (0.098 R)
• M2: 331,060 km (0.041 R)
• M3: 539,151 km (0.047 R)
• M4: 719,566 km (0.117 R)
• M5: 1,359,246 km (0.076 R)
• M6: 2,279,273 km (0.073 R)
• M7: 2,557,376 km (0.119 R)
• M8: 3,181,348 km (0.11 R)
• M9: 3,473,812 km (0.118 R)
• M10: 3,872,042 km (0.091 R)
• M11: 5,697,435 km (0.094 R)
• M12: 6,796,082 km (0.066 R)
• M13: 9,620,789 km (0.111 R)
• M14: 10,007,200 km (0.094 R)
• M15: 13,075,303 km (0.082 R)
• M16: 13,687,008 km (0.09 R)
• M17: 14,894,413 km (0.103 R)
• M18: 16,248,423 km (0.06 R)
• M19: 18,684,026 km (0.074 R)
• M20: 19,372,326 km (0.113 R)
• M21: 20,526,773 km (0.119 R)
• M22: 21,445,603 km (0.036 R)
• M23: 21,915,041 km (0.077 R)
• M24: 23,761,827 km (0.106 R)
• M25: 25,709,740 km (0.094 R)
• M26: 37,467,236 km (0.069 R)
• M27: 45,262,332 km (0.109 R)
• M28: 48,725,223 km (0.034 R)
• M29: 50,852,355 km (0.083 R)
• M30: 54,071,402 km (0.109 R)
• M31: 61,475,300 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710.5

Radius: 5

Gravity: 28.42 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 10.35 AU - 10.99 AU

Year: 23639 Days

Day: 23.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,102,655 km

• M1: 62,382 km (0.111 R)
• M2: 370,404 km (0.116 R)
• M3: 760,855 km (0.078 R)
• M4: 1,068,578 km (0.107 R)
• M5: 2,117,558 km (0.119 R)
• M6: 2,432,013 km (0.114 R)
• M7: 2,934,811 km (0.095 R)
• M8: 3,879,073 km (0.113 R)
• M9: 4,315,300 km (0.118 R)
• M10: 4,709,191 km (0.095 R)
• M11: 5,087,824 km (0.093 R)
• M12: 7,391,481 km (0.07 R)
• M13: 8,166,847 km (0.11 R)
• M14: 10,881,899 km (0.105 R)
• M15: 11,883,157 km (0.116 R)
• M16: 12,727,188 km (0.078 R)
• M17: 14,377,103 km (0.112 R)
• M18: 18,739,976 km (0.076 R)
• M19: 19,021,070 km (0.086 R)
• M20: 24,686,192 km (0.058 R)
• M21: 28,573,792 km (0.077 R)
• M22: 34,365,473 km (0.045 R)
• M23: 38,280,898 km (0.106 R)
• M24: 43,785,352 km (0.066 R)
• M25: 43,949,910 km (0.078 R)
• M26: 45,113,482 km (0.102 R)
• M27: 46,297,549 km (0.09 R)
• M28: 47,155,942 km (0.076 R)
• M29: 48,375,314 km (0.114 R)
• M30: 49,437,010 km (0.1 R)
• M31: 64,260,663 km (0.064 R)
• M32: 67,718,468 km (0.07 R)
• M33: 71,298,196 km (0.072 R)
• M34: 82,288,553 km (0.098 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: 227 - 11,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit