🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.45 AU - 0.73 AU

Year: 293 Days

Day: 38.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.5

Radius: 12.7

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.94 AU - 1.44 AU

Year: 838 Days

Day: 7.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,217,073 km

• M1: 158,125 km (0.077 R)
• M2: 566,378 km (0.109 R)
• M3: 1,067,082 km (0.115 R)
• M4: 1,741,020 km (0.069 R)
• M5: 2,827,549 km (0.053 R)
• M6: 3,252,557 km (0.117 R)
• M7: 4,737,765 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.2

Radius: 13.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.85 AU - 2.53 AU

Year: 2093 Days

Day: 9.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,217,073 km

• M1: 166,802 km (0.119 R)
• M2: 700,417 km (0.093 R)
• M3: 1,173,296 km (0.108 R)
• M4: 1,623,735 km (0.067 R)
• M5: 2,252,046 km (0.116 R)
• M6: 3,207,528 km (0.084 R)
• M7: 4,038,993 km (0.089 R)
• M8: 4,903,818 km (0.076 R)
• M9: 5,607,826 km (0.066 R)
• M10: 6,428,819 km (0.03 R)
• M11: 7,924,947 km (0.108 R)
• M12: 9,215,528 km (0.11 R)
• M13: 9,809,731 km (0.116 R)
• M14: 10,929,471 km (0.085 R)
• M15: 12,132,687 km (0.103 R)
• M16: 14,801,363 km (0.115 R)
• M17: 15,387,936 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.5

Radius: 11.6

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.96 AU - 2.7 AU

Year: 2296 Days

Day: 13.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,217,073 km

• M1: 144,212 km (0.073 R)
• M2: 514,317 km (0.104 R)
• M3: 987,795 km (0.078 R)
• M4: 1,407,417 km (0.077 R)
• M5: 2,207,915 km (0.05 R)
• M6: 2,651,772 km (0.096 R)
• M7: 3,307,908 km (0.056 R)
• M8: 3,873,538 km (0.083 R)
• M9: 4,313,355 km (0.093 R)
• M10: 5,610,967 km (0.025 R)
• M11: 6,123,190 km (0.059 R)
• M12: 8,425,651 km (0.06 R)
• M13: 10,705,373 km (0.062 R)
• M14: 12,752,171 km (0.106 R)
• M15: 13,594,407 km (0.107 R)
• M16: 14,567,990 km (0.042 R)
• M17: 16,395,627 km (0.075 R)
• M18: 17,660,029 km (0.088 R)
• M19: 19,159,149 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.3

Radius: 11.1

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.01 AU - 2.73 AU

Year: 2356 Days

Day: 11.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,217,073 km

• M1: 139,724 km (0.096 R)
• M2: 585,825 km (0.12 R)
• M3: 1,691,204 km (0.116 R)
• M4: 2,418,250 km (0.066 R)
• M5: 2,867,941 km (0.112 R)
• M6: 3,267,517 km (0.046 R)
• M7: 4,657,879 km (0.089 R)
• M8: 5,528,539 km (0.059 R)
• M9: 6,314,676 km (0.065 R)
• M10: 7,122,504 km (0.116 R)
• M11: 8,766,286 km (0.09 R)
• M12: 11,509,013 km (0.058 R)
• M13: 12,155,874 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.1

Radius: 14

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.77 AU - 4.29 AU

Year: 4282 Days

Day: 8.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,217,073 km

• M1: 174,132 km (0.033 R)
• M2: 847,173 km (0.097 R)
• M3: 1,419,684 km (0.109 R)
• M4: 2,015,383 km (0.113 R)
• M5: 2,740,483 km (0.106 R)
• M6: 3,486,977 km (0.045 R)
• M7: 4,034,505 km (0.085 R)
• M8: 4,793,116 km (0.119 R)
• M9: 5,587,331 km (0.092 R)
• M10: 6,246,908 km (0.078 R)
• M11: 7,299,030 km (0.092 R)
• M12: 8,620,428 km (0.07 R)
• M13: 9,297,358 km (0.047 R)
• M14: 9,754,080 km (0.106 R)
• M15: 12,566,072 km (0.108 R)
• M16: 14,130,716 km (0.069 R)
• M17: 14,847,589 km (0.101 R)
• M18: 15,473,207 km (0.116 R)
• M19: 15,997,996 km (0.03 R)
• M20: 16,777,102 km (0.082 R)
• M21: 19,738,541 km (0.114 R)
• M22: 22,583,594 km (0.103 R)
• M23: 23,640,952 km (0.102 R)
• M24: 24,731,071 km (0.102 R)
• M25: 26,346,130 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113

Radius: 4.4

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.72 AU - 10.4 AU

Year: 16171 Days

Day: 17.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,217,073 km

• M1: 57,146 km (0.104 R)
• M2: 238,758 km (0.073 R)
• M3: 586,573 km (0.063 R)
• M4: 1,060,649 km (0.06 R)
• M5: 1,228,647 km (0.094 R)
• M6: 2,369,181 km (0.093 R)
• M7: 3,461,096 km (0.089 R)
• M8: 3,737,703 km (0.117 R)
• M9: 5,623,384 km (0.058 R)
• M10: 5,973,293 km (0.065 R)
• M11: 6,507,956 km (0.101 R)
• M12: 7,406,441 km (0.089 R)
• M13: 11,028,654 km (0.071 R)
• M14: 16,308,113 km (0.112 R)
• M15: 17,281,696 km (0.117 R)
• M16: 18,989,505 km (0.12 R)
• M17: 19,920,602 km (0.064 R)
• M18: 20,881,768 km (0.087 R)
• M19: 21,564,982 km (0.111 R)
• M20: 22,106,526 km (0.074 R)
• M21: 23,378,407 km (0.079 R)
• M22: 26,505,003 km (0.118 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 15,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit