🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.64 AU - 0.7 AU

Year: 208 Days

Day: 34.9 Hours

Environment

Temp: 184 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,110,087 km

• M1: 27,676 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.49 AU - 1.99 AU

Year: 869 Days

Day: 40 Hours

Environment

Temp: -68 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.25 AU - 3.17 AU

Year: 1690 Days

Day: 34.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.29 AU - 3.17 AU

Year: 1708 Days

Day: 46.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,110,087 km

• M1: 97,388 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.68 AU - 2.86 AU

Year: 1746 Days

Day: 34.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.1

Radius: 8.7

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.16 AU - 5.98 AU

Year: 4979 Days

Day: 14.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,110,087 km

• M1: 108,159 km (0.116 R)
• M2: 409,150 km (0.109 R)
• M3: 950,246 km (0.036 R)
• M4: 1,340,995 km (0.09 R)
• M5: 1,622,688 km (0.061 R)
• M6: 2,070,435 km (0.099 R)
• M7: 2,582,209 km (0.088 R)
• M8: 3,662,455 km (0.061 R)
• M9: 4,759,606 km (0.106 R)
• M10: 5,708,954 km (0.08 R)
• M11: 6,092,074 km (0.099 R)
• M12: 8,878,334 km (0.091 R)
• M13: 9,802,999 km (0.06 R)
• M14: 10,879,206 km (0.068 R)
• M15: 11,654,721 km (0.083 R)
• M16: 12,127,899 km (0.081 R)
• M17: 12,564,725 km (0.036 R)
• M18: 13,676,537 km (0.077 R)
• M19: 14,363,640 km (0.08 R)
• M20: 16,622,567 km (0.11 R)
• M21: 18,978,435 km (0.078 R)
• M22: 19,633,524 km (0.113 R)
• M23: 24,958,909 km (0.077 R)
• M24: 25,507,634 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.5

Radius: 8.2

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.41 AU - 9.99 AU

Year: 9719 Days

Day: 12.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,110,087 km

• M1: 102,175 km (0.105 R)
• M2: 406,158 km (0.098 R)
• M3: 936,782 km (0.102 R)
• M4: 1,299,557 km (0.072 R)
• M5: 1,638,695 km (0.095 R)
• M6: 1,955,095 km (0.08 R)
• M7: 2,223,473 km (0.119 R)
• M8: 3,026,664 km (0.057 R)
• M9: 3,506,724 km (0.036 R)
• M10: 4,590,261 km (0.067 R)
• M11: 5,288,135 km (0.101 R)
• M12: 5,579,851 km (0.089 R)
• M13: 6,742,675 km (0.111 R)
• M14: 9,027,184 km (0.103 R)
• M15: 9,682,273 km (0.078 R)
• M16: 11,838,278 km (0.101 R)
• M17: 13,561,645 km (0.119 R)
• M18: 21,557,203 km (0.103 R)
• M19: 24,826,365 km (0.115 R)
• M20: 28,313,192 km (0.095 R)
• M21: 28,907,694 km (0.061 R)
• M22: 35,433,752 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.6

Radius: 8.9

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.29 AU - 10.37 AU

Year: 9938 Days

Day: 14.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,110,087 km

• M1: 110,702 km (0.025 R)
• M2: 400,922 km (0.102 R)
• M3: 750,832 km (0.095 R)
• M4: 1,075,010 km (0.069 R)
• M5: 1,655,899 km (0.119 R)
• M6: 2,218,836 km (0.087 R)
• M7: 2,967,124 km (0.099 R)
• M8: 4,055,149 km (0.106 R)
• M9: 4,490,030 km (0.078 R)
• M10: 5,781,060 km (0.052 R)
• M11: 6,995,047 km (0.091 R)
• M12: 8,413,833 km (0.109 R)
• M13: 9,680,029 km (0.091 R)
• M14: 10,458,088 km (0.03 R)
• M15: 11,224,927 km (0.065 R)
• M16: 12,249,373 km (0.101 R)
• M17: 12,529,121 km (0.117 R)
• M18: 12,813,058 km (0.057 R)
• M19: 13,335,005 km (0.108 R)
• M20: 17,890,709 km (0.03 R)
• M21: 24,519,839 km (0.106 R)
• M22: 36,977,302 km (0.114 R)
• M23: 39,476,634 km (0.114 R)
• M24: 42,981,263 km (0.082 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: 284 - 14,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit