🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.1

Radius: 9.9

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.34 AU - 1.78 AU

Year: 1345 Days

Day: 6.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 63,393,022 km

• M1: 123,269 km (0.041 R)
• M2: 479,910 km (0.084 R)
• M3: 1,094,308 km (0.05 R)
• M4: 2,640,103 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.1

Radius: 13.6

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.96 AU - 2.02 AU

Year: 1938 Days

Day: 6.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,393,022 km

• M1: 170,691 km (0.072 R)
• M2: 622,028 km (0.083 R)
• M3: 1,169,407 km (0.108 R)
• M4: 1,612,964 km (0.075 R)
• M5: 2,257,432 km (0.071 R)
• M6: 2,902,049 km (0.088 R)
• M7: 3,957,163 km (0.089 R)
• M8: 4,381,123 km (0.095 R)
• M9: 4,900,228 km (0.084 R)
• M10: 5,390,759 km (0.081 R)
• M11: 5,889,668 km (0.101 R)
• M12: 6,471,454 km (0.116 R)
• M13: 7,633,082 km (0.072 R)
• M14: 9,159,130 km (0.108 R)
• M15: 9,767,993 km (0.116 R)
• M16: 10,695,201 km (0.084 R)
• M17: 11,602,212 km (0.032 R)
• M18: 13,962,418 km (0.105 R)
• M19: 16,233,763 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161

Radius: 8.1

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.49 AU - 2.67 AU

Year: 2860 Days

Day: 5.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,393,022 km

• M1: 100,679 km (0.079 R)
• M2: 383,419 km (0.077 R)
• M3: 1,031,328 km (0.027 R)
• M4: 1,316,760 km (0.103 R)
• M5: 1,954,945 km (0.106 R)
• M6: 2,651,622 km (0.069 R)
• M7: 4,054,252 km (0.107 R)
• M8: 7,359,766 km (0.085 R)
• M9: 8,962,558 km (0.033 R)
• M10: 9,829,478 km (0.104 R)
• M11: 10,582,553 km (0.103 R)
• M12: 12,240,397 km (0.116 R)
• M13: 12,576,543 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576

Radius: 14.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.1 AU - 3.34 AU

Year: 3096 Days

Day: 8.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,393,022 km

• M1: 176,825 km (0.065 R)
• M2: 719,865 km (0.12 R)
• M3: 1,375,852 km (0.07 R)
• M4: 2,214,348 km (0.041 R)
• M5: 2,916,111 km (0.114 R)
• M6: 3,592,294 km (0.066 R)
• M7: 4,457,717 km (0.059 R)
• M8: 7,039,029 km (0.11 R)
• M9: 9,549,430 km (0.11 R)
• M10: 10,492,346 km (0.027 R)
• M11: 11,537,885 km (0.099 R)
• M12: 12,607,809 km (0.084 R)
• M13: 15,546,061 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.2

Radius: 5

Gravity: 36.29 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.29 AU - 6.73 AU

Year: 10170 Days

Day: 20.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,393,022 km

• M1: 63,429 km (0.098 R)
• M2: 347,217 km (0.026 R)
• M3: 734,825 km (0.093 R)
• M4: 892,950 km (0.108 R)
• M5: 1,074,262 km (0.026 R)
• M6: 1,497,774 km (0.036 R)
• M7: 2,440,988 km (0.059 R)
• M8: 2,911,175 km (0.075 R)
• M9: 3,945,494 km (0.036 R)
• M10: 4,530,123 km (0.082 R)
• M11: 5,373,855 km (0.109 R)
• M12: 5,617,849 km (0.084 R)
• M13: 5,979,277 km (0.114 R)
• M14: 7,888,894 km (0.1 R)
• M15: 8,342,026 km (0.082 R)
• M16: 9,652,354 km (0.095 R)
• M17: 10,223,369 km (0.103 R)
• M18: 10,982,428 km (0.06 R)
• M19: 11,432,718 km (0.103 R)
• M20: 11,836,782 km (0.077 R)
• M21: 14,463,122 km (0.074 R)
• M22: 15,279,328 km (0.101 R)
• M23: 15,840,320 km (0.033 R)
• M24: 18,221,918 km (0.071 R)
• M25: 23,773,645 km (0.061 R)
• M26: 25,980,213 km (0.055 R)
• M27: 26,178,431 km (0.094 R)
• M28: 43,246,201 km (0.043 R)
• M29: 44,084,697 km (0.075 R)
• M30: 46,519,253 km (0.08 R)
• M31: 51,654,350 km (0.109 R)
• M32: 52,598,163 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.9

Radius: 7.3

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.09 AU - 9.17 AU

Year: 16001 Days

Day: 15.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,393,022 km

• M1: 93,798 km (0.104 R)
• M2: 418,575 km (0.071 R)
• M3: 912,248 km (0.057 R)
• M4: 1,666,819 km (0.118 R)
• M5: 1,958,386 km (0.079 R)
• M6: 2,623,049 km (0.092 R)
• M7: 2,946,928 km (0.096 R)
• M8: 3,455,711 km (0.043 R)
• M9: 5,019,158 km (0.043 R)
• M10: 5,520,012 km (0.108 R)
• M11: 6,496,587 km (0.082 R)
• M12: 6,832,284 km (0.075 R)
• M13: 7,179,351 km (0.062 R)
• M14: 9,893,356 km (0.035 R)
• M15: 10,565,350 km (0.105 R)
• M16: 12,959,963 km (0.09 R)
• M17: 13,291,023 km (0.11 R)
• M18: 14,108,725 km (0.098 R)
• M19: 19,386,687 km (0.07 R)
• M20: 22,271,981 km (0.084 R)
• M21: 23,035,828 km (0.109 R)
• M22: 23,619,858 km (0.115 R)
• M23: 23,915,613 km (0.094 R)
• M24: 30,595,457 km (0.044 R)
• M25: 31,301,260 km (0.069 R)
• M26: 31,658,201 km (0.036 R)
• M27: 37,878,929 km (0.03 R)
• M28: 38,829,175 km (0.062 R)
• M29: 39,379,395 km (0.108 R)
• M30: 43,082,541 km (0.029 R)
• M31: 45,018,487 km (0.036 R)
• M32: 53,681,850 km (0.108 R)
• M33: 55,053,064 km (0.053 R)
• M34: 62,636,479 km (0.049 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 18,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit