🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489

Radius: 11.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.5 AU - 0.52 AU

Year: 247 Days

Day: 6.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,968,276 km

• M1: 144,362 km (0.092 R)
• M2: 537,505 km (0.117 R)
• M3: 901,776 km (0.102 R)
• M4: 1,295,518 km (0.047 R)
• M5: 1,688,062 km (0.094 R)
• M6: 2,054,128 km (0.107 R)
• M7: 2,587,594 km (0.071 R)
• M8: 3,458,703 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.7

Radius: 10

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.99 AU - 1.07 AU

Year: 709 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,968,276 km

• M1: 124,316 km (0.113 R)
• M2: 479,910 km (0.072 R)
• M3: 985,850 km (0.094 R)
• M4: 1,399,787 km (0.074 R)
• M5: 2,345,246 km (0.06 R)
• M6: 2,956,204 km (0.09 R)
• M7: 3,612,639 km (0.063 R)
• M8: 4,107,359 km (0.077 R)
• M9: 4,428,845 km (0.036 R)
• M10: 4,767,235 km (0.089 R)
• M11: 5,807,838 km (0.07 R)
• M12: 6,151,913 km (0.095 R)
• M13: 6,617,611 km (0.104 R)
• M14: 8,308,067 km (0.116 R)
• M15: 9,010,579 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.1

Radius: 11.1

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.88 AU - 1.18 AU

Year: 709 Days

Day: 8.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,968,276 km

• M1: 138,079 km (0.038 R)
• M2: 547,678 km (0.117 R)
• M3: 1,029,233 km (0.064 R)
• M4: 1,451,399 km (0.119 R)
• M5: 1,810,134 km (0.116 R)
• M6: 2,236,937 km (0.063 R)
• M7: 2,621,104 km (0.051 R)
• M8: 3,009,460 km (0.12 R)
• M9: 3,360,716 km (0.092 R)
• M10: 4,184,252 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.7

Radius: 11.9

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.43 AU - 1.91 AU

Year: 1464 Days

Day: 11.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 120.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,968,276 km

• M1: 151,991 km (0.101 R)
• M2: 644,468 km (0.087 R)
• M3: 1,054,515 km (0.117 R)
• M4: 1,434,344 km (0.083 R)
• M5: 2,039,169 km (0.111 R)
• M6: 3,461,246 km (0.035 R)
• M7: 3,885,505 km (0.1 R)
• M8: 4,758,110 km (0.034 R)
• M9: 5,733,787 km (0.069 R)
• M10: 6,111,223 km (0.074 R)
• M11: 7,236,199 km (0.054 R)
• M12: 8,108,354 km (0.093 R)
• M13: 9,017,909 km (0.09 R)
• M14: 9,628,269 km (0.071 R)
• M15: 10,061,654 km (0.085 R)
• M16: 10,508,054 km (0.085 R)
• M17: 11,551,798 km (0.106 R)
• M18: 13,184,060 km (0.049 R)
• M19: 13,635,996 km (0.102 R)
• M20: 14,055,618 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.4

Radius: 12.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.69 AU - 1.85 AU

Year: 1597 Days

Day: 8.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,968,276 km

• M1: 150,645 km (0.068 R)
• M2: 640,129 km (0.101 R)
• M3: 1,071,420 km (0.057 R)
• M4: 1,652,907 km (0.051 R)
• M5: 2,191,609 km (0.114 R)
• M6: 2,582,807 km (0.049 R)
• M7: 2,961,739 km (0.069 R)
• M8: 3,492,512 km (0.08 R)
• M9: 4,104,517 km (0.116 R)
• M10: 4,584,726 km (0.105 R)
• M11: 5,016,765 km (0.058 R)
• M12: 6,454,550 km (0.098 R)
• M13: 6,866,692 km (0.107 R)
• M14: 7,489,917 km (0.092 R)
• M15: 8,180,311 km (0.084 R)
• M16: 9,522,952 km (0.061 R)
• M17: 10,438,191 km (0.078 R)
• M18: 11,560,175 km (0.057 R)
• M19: 12,247,727 km (0.031 R)
• M20: 13,043,289 km (0.095 R)
• M21: 14,171,705 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.2

Radius: 9.6

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.3 AU - 5.14 AU

Year: 5880 Days

Day: 5.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,968,276 km

• M1: 120,875 km (0.071 R)
• M2: 451,337 km (0.102 R)
• M3: 825,032 km (0.077 R)
• M4: 1,166,863 km (0.084 R)
• M5: 1,467,106 km (0.095 R)
• M6: 1,935,198 km (0.042 R)
• M7: 3,090,542 km (0.047 R)
• M8: 4,763,795 km (0.114 R)
• M9: 5,486,801 km (0.105 R)
• M10: 6,654,113 km (0.114 R)
• M11: 7,824,118 km (0.113 R)
• M12: 13,894,052 km (0.118 R)
• M13: 19,241,577 km (0.062 R)
• M14: 25,476,966 km (0.095 R)
• M15: 26,515,475 km (0.086 R)
• M16: 31,343,147 km (0.116 R)
• M17: 32,736,652 km (0.102 R)
• M18: 33,346,263 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 17,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit