🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.65 AU - 5.51 AU

Year: 3598 Days

Day: 18.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.9

Radius: 14.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.64 AU - 8.7 AU

Year: 7048 Days

Day: 5.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,127,435 km

• M1: 181,761 km (0.09 R)
• M2: 688,599 km (0.113 R)
• M3: 1,224,010 km (0.099 R)
• M4: 2,213,600 km (0.088 R)
• M5: 2,893,821 km (0.044 R)
• M6: 3,643,157 km (0.087 R)
• M7: 7,624,106 km (0.069 R)
• M8: 11,193,511 km (0.103 R)
• M9: 14,615,562 km (0.087 R)
• M10: 15,630,434 km (0.078 R)
• M11: 16,437,964 km (0.101 R)
• M12: 18,136,498 km (0.062 R)
• M13: 20,311,202 km (0.117 R)
• M14: 21,880,035 km (0.073 R)
• M15: 22,891,017 km (0.085 R)
• M16: 23,851,585 km (0.106 R)
• M17: 28,145,493 km (0.102 R)
• M18: 30,379,139 km (0.075 R)
• M19: 31,246,507 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.7

Radius: 8.3

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.19 AU - 9.31 AU

Year: 8699 Days

Day: 14 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,127,435 km

• M1: 139,425 km (0.118 R)
• M2: 515,963 km (0.111 R)
• M3: 874,549 km (0.084 R)
• M4: 1,491,042 km (0.111 R)
• M5: 2,370,977 km (0.116 R)
• M6: 2,830,691 km (0.068 R)
• M7: 3,844,516 km (0.111 R)
• M8: 5,338,699 km (0.12 R)
• M9: 5,987,804 km (0.048 R)
• M10: 6,658,452 km (0.109 R)
• M11: 9,537,313 km (0.088 R)
• M12: 9,888,120 km (0.072 R)
• M13: 10,992,601 km (0.081 R)
• M14: 14,085,388 km (0.044 R)
• M15: 15,268,557 km (0.094 R)
• M16: 16,572,303 km (0.105 R)
• M17: 17,539,752 km (0.058 R)
• M18: 19,400,001 km (0.084 R)
• M19: 21,989,840 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.8

Radius: 11.8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 7.41 AU - 9.65 AU

Year: 9145 Days

Day: 14.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,127,435 km

• M1: 550,520 km (0.074 R)
• M2: 1,143,377 km (0.104 R)
• M3: 2,338,065 km (0.119 R)
• M4: 2,792,244 km (0.091 R)
• M5: 3,376,424 km (0.105 R)
• M6: 3,986,933 km (0.102 R)
• M7: 5,008,238 km (0.057 R)
• M8: 5,396,145 km (0.085 R)
• M9: 6,417,449 km (0.099 R)
• M10: 7,033,793 km (0.039 R)
• M11: 7,988,676 km (0.09 R)
• M12: 8,475,019 km (0.034 R)
• M13: 11,264,420 km (0.117 R)
• M14: 11,763,778 km (0.085 R)
• M15: 12,629,052 km (0.081 R)
• M16: 13,974,087 km (0.102 R)
• M17: 14,486,160 km (0.111 R)
• M18: 15,890,136 km (0.111 R)
• M19: 16,589,656 km (0.11 R)
• M20: 18,735,039 km (0.109 R)
• M21: 22,420,981 km (0.094 R)
• M22: 24,204,487 km (0.112 R)
• M23: 30,015,167 km (0.067 R)
• M24: 34,097,843 km (0.115 R)
• M25: 34,560,399 km (0.105 R)
• M26: 37,668,893 km (0.096 R)
• M27: 39,927,223 km (0.111 R)
• M28: 42,274,264 km (0.065 R)
• M29: 42,808,179 km (0.101 R)
• M30: 43,889,323 km (0.083 R)
• M31: 48,250,998 km (0.075 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: 263 - 16,106 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit