🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.5 AU - 0.7 AU

Year: 296 Days

Day: 39.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.2

Radius: 13

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.73 AU - 0.91 AU

Year: 472 Days

Day: 7 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,334,813 km

• M1: 162,164 km (0.066 R)
• M2: 567,724 km (0.09 R)
• M3: 1,232,537 km (0.083 R)
• M4: 1,794,726 km (0.043 R)
• M5: 2,264,912 km (0.12 R)
• M6: 3,299,531 km (0.07 R)
• M7: 3,822,824 km (0.04 R)
• M8: 4,284,034 km (0.112 R)
• M9: 4,925,061 km (0.12 R)
• M10: 5,370,414 km (0.083 R)
• M11: 6,266,505 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.7

Radius: 9.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.86 AU - 1.18 AU

Year: 655 Days

Day: 11.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,334,813 km

• M1: 123,119 km (0.115 R)
• M2: 431,590 km (0.105 R)
• M3: 914,342 km (0.086 R)
• M4: 1,415,345 km (0.045 R)
• M5: 1,787,994 km (0.044 R)
• M6: 2,244,417 km (0.042 R)
• M7: 2,906,836 km (0.051 R)
• M8: 3,516,448 km (0.077 R)
• M9: 3,905,701 km (0.077 R)
• M10: 4,484,196 km (0.091 R)
• M11: 5,006,293 km (0.119 R)
• M12: 6,044,801 km (0.092 R)
• M13: 6,395,907 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.6

Radius: 13

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.15 AU - 1.35 AU

Year: 889 Days

Day: 14.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,334,813 km

• M1: 174,581 km (0.063 R)
• M2: 580,739 km (0.076 R)
• M3: 1,294,919 km (0.052 R)
• M4: 1,900,641 km (0.066 R)
• M5: 2,836,525 km (0.116 R)
• M6: 4,344,771 km (0.089 R)
• M7: 4,790,273 km (0.101 R)
• M8: 5,266,443 km (0.072 R)
• M9: 6,495,240 km (0.065 R)
• M10: 7,722,691 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.9

Radius: 12.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.9 AU - 3.16 AU

Year: 3353 Days

Day: 13.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,334,813 km

• M1: 156,629 km (0.085 R)
• M2: 717,471 km (0.066 R)
• M3: 1,562,251 km (0.05 R)
• M4: 3,237,448 km (0.096 R)
• M5: 3,647,794 km (0.075 R)
• M6: 4,199,212 km (0.05 R)
• M7: 4,712,183 km (0.108 R)
• M8: 5,242,059 km (0.117 R)
• M9: 6,251,097 km (0.063 R)
• M10: 7,935,569 km (0.114 R)
• M11: 8,829,566 km (0.104 R)
• M12: 11,274,444 km (0.12 R)
• M13: 12,996,614 km (0.106 R)
• M14: 14,238,426 km (0.076 R)
• M15: 14,938,993 km (0.046 R)
• M16: 17,068,070 km (0.096 R)
• M17: 18,438,686 km (0.053 R)
• M18: 22,052,073 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60

Radius: 7.4

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 6.16 AU - 9.78 AU

Year: 14306 Days

Day: 22.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,334,813 km

• M1: 93,349 km (0.076 R)
• M2: 473,776 km (0.071 R)
• M3: 1,297,014 km (0.074 R)
• M4: 1,752,090 km (0.11 R)
• M5: 3,299,830 km (0.092 R)
• M6: 3,540,383 km (0.052 R)
• M7: 4,102,123 km (0.063 R)
• M8: 7,286,164 km (0.058 R)
• M9: 8,156,973 km (0.109 R)
• M10: 9,251,880 km (0.116 R)
• M11: 12,874,094 km (0.104 R)
• M12: 13,473,233 km (0.038 R)
• M13: 26,465,509 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.3

Radius: 4

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.8 AU - 9.16 AU

Year: 15701 Days

Day: 17 Hours

Environment

Temp: -222 °C

Axial Tilt: 62 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,334,813 km

• M1: 51,162 km (0.106 R)
• M2: 222,452 km (0.11 R)
• M3: 435,928 km (0.074 R)
• M4: 2,896,065 km (0.027 R)
• M5: 5,303,993 km (0.089 R)
• M6: 8,743,098 km (0.101 R)
• M7: 9,017,610 km (0.103 R)
• M8: 14,480,027 km (0.115 R)
• M9: 15,989,768 km (0.086 R)
• M10: 18,708,710 km (0.087 R)
• M11: 19,011,645 km (0.105 R)
• M12: 19,164,385 km (0.115 R)
• M13: 19,940,349 km (0.079 R)
• M14: 39,052,225 km (0.062 R)
• M15: 41,056,238 km (0.061 R)
• M16: 44,323,156 km (0.109 R)
• M17: 45,540,285 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.3

Radius: 7

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.8 AU - 12.86 AU

Year: 22661 Days

Day: 20.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 146.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,334,813 km

• M1: 87,066 km (0.094 R)
• M2: 372,798 km (0.067 R)
• M3: 603,927 km (0.074 R)
• M4: 1,537,118 km (0.1 R)
• M5: 2,163,335 km (0.113 R)
• M6: 3,532,903 km (0.059 R)
• M7: 3,853,342 km (0.036 R)
• M8: 4,676,729 km (0.071 R)
• M9: 5,063,439 km (0.109 R)
• M10: 5,791,382 km (0.039 R)
• M11: 7,453,714 km (0.113 R)
• M12: 8,581,682 km (0.061 R)
• M13: 14,779,522 km (0.025 R)
• M14: 15,053,735 km (0.076 R)
• M15: 20,166,691 km (0.109 R)
• M16: 23,526,509 km (0.075 R)
• M17: 30,107,020 km (0.117 R)
• M18: 30,658,887 km (0.085 R)
• M19: 31,782,816 km (0.074 R)
• M20: 34,591,665 km (0.096 R)
• M21: 42,054,205 km (0.104 R)
• M22: 43,021,655 km (0.112 R)
• M23: 44,287,103 km (0.036 R)
• M24: 50,212,525 km (0.091 R)
• M25: 52,723,526 km (0.091 R)
• M26: 53,203,585 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 19,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit