🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.54 AU - 0.6 AU

Year: 274 Days

Day: 29.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 89.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,175,328 km

• M1: 45,627 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.4

Radius: 11.4

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.69 AU - 1.07 AU

Year: 525 Days

Day: 14.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,175,328 km

• M1: 141,819 km (0.078 R)
• M2: 557,402 km (0.104 R)
• M3: 1,345,782 km (0.104 R)
• M4: 1,930,411 km (0.1 R)
• M5: 2,582,358 km (0.071 R)
• M6: 3,139,311 km (0.072 R)
• M7: 3,733,813 km (0.117 R)
• M8: 4,356,140 km (0.084 R)
• M9: 4,912,794 km (0.078 R)
• M10: 5,642,832 km (0.072 R)
• M11: 6,364,492 km (0.108 R)
• M12: 7,428,581 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.9

Radius: 9.3

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.86 AU - 1.32 AU

Year: 724 Days

Day: 9.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 42,175,328 km

• M1: 116,238 km (0.097 R)
• M2: 451,187 km (0.094 R)
• M3: 816,804 km (0.119 R)
• M4: 1,807,142 km (0.112 R)
• M5: 2,494,694 km (0.057 R)
• M6: 3,618,922 km (0.12 R)
• M7: 4,036,151 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.3

Radius: 14.7

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.27 AU - 1.27 AU

Year: 910 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,175,328 km

• M1: 182,809 km (0.054 R)
• M2: 1,036,264 km (0.069 R)
• M3: 1,554,023 km (0.045 R)
• M4: 2,144,037 km (0.108 R)
• M5: 2,686,329 km (0.065 R)
• M6: 3,156,216 km (0.114 R)
• M7: 3,726,633 km (0.055 R)
• M8: 4,801,792 km (0.059 R)
• M9: 5,286,190 km (0.085 R)
• M10: 5,886,078 km (0.082 R)
• M11: 6,398,451 km (0.076 R)
• M12: 6,987,118 km (0.117 R)
• M13: 7,912,680 km (0.119 R)
• M14: 8,592,004 km (0.099 R)
• M15: 9,084,929 km (0.096 R)
• M16: 9,713,091 km (0.07 R)
• M17: 10,278,870 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.9

Radius: 13.5

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.52 AU - 4.88 AU

Year: 5473 Days

Day: 12.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,175,328 km

• M1: 167,849 km (0.06 R)
• M2: 588,368 km (0.093 R)
• M3: 1,317,808 km (0.117 R)
• M4: 1,794,277 km (0.04 R)
• M5: 2,356,615 km (0.037 R)
• M6: 3,035,790 km (0.101 R)
• M7: 4,616,141 km (0.091 R)
• M8: 5,196,731 km (0.082 R)
• M9: 7,138,511 km (0.118 R)
• M10: 10,385,234 km (0.066 R)
• M11: 11,385,894 km (0.053 R)
• M12: 14,668,969 km (0.095 R)
• M13: 18,537,121 km (0.103 R)
• M14: 20,140,062 km (0.107 R)
• M15: 21,281,643 km (0.107 R)
• M16: 22,324,341 km (0.11 R)
• M17: 25,271,718 km (0.119 R)
• M18: 26,520,112 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.8

Radius: 7.5

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.48 AU - 8.32 AU

Year: 11524 Days

Day: 18 Hours

Environment

Temp: -226 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,175,328 km

• M1: 93,349 km (0.09 R)
• M2: 654,341 km (0.066 R)
• M3: 1,118,693 km (0.108 R)
• M4: 2,018,674 km (0.099 R)
• M5: 2,638,458 km (0.118 R)
• M6: 3,154,421 km (0.103 R)
• M7: 3,760,442 km (0.118 R)
• M8: 4,223,597 km (0.105 R)
• M9: 5,420,978 km (0.096 R)
• M10: 8,815,055 km (0.115 R)
• M11: 10,301,908 km (0.096 R)
• M12: 12,891,597 km (0.051 R)
• M13: 19,314,581 km (0.054 R)
• M14: 21,882,877 km (0.107 R)
• M15: 23,122,146 km (0.05 R)
• M16: 23,801,919 km (0.061 R)
• M17: 26,654,750 km (0.119 R)
• M18: 27,307,895 km (0.104 R)
• M19: 29,529,124 km (0.099 R)
• M20: 40,349,388 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.8

Radius: 3.2

Gravity: 26.93 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.35 AU - 8.61 AU

Year: 13007 Days

Day: 18.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,175,328 km

• M1: 40,990 km (0.057 R)
• M2: 361,877 km (0.086 R)
• M3: 722,109 km (0.116 R)
• M4: 906,563 km (0.097 R)
• M5: 1,815,520 km (0.088 R)
• M6: 5,695,191 km (0.074 R)
• M7: 8,050,161 km (0.095 R)
• M8: 12,430,985 km (0.07 R)
• M9: 13,881,635 km (0.048 R)
• M10: 16,030,309 km (0.028 R)
• M11: 16,431,232 km (0.101 R)
• M12: 20,422,353 km (0.035 R)
• M13: 20,578,533 km (0.114 R)
• M14: 26,191,296 km (0.084 R)
• M15: 29,246,234 km (0.107 R)
• M16: 30,961,823 km (0.07 R)
• M17: 36,970,271 km (0.118 R)
• M18: 37,318,685 km (0.043 R)
• M19: 38,140,127 km (0.101 R)
• M20: 41,296,642 km (0.095 R)
• M21: 42,175,380 km (0.074 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 11,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit