🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.6 AU - 0.86 AU

Year: 231 Days

Day: 17.5 Hours

Environment

Temp: 177 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.23 AU - 1.39 AU

Year: 556 Days

Day: 21.7 Hours

Environment

Temp: -33 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,865,988 km

• M1: 211,083 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.79 AU - 2.03 AU

Year: 979 Days

Day: 35.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,865,988 km

• M1: 101,278 km (0.098 R)
• M2: 1,025,045 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.9 AU - 2.8 AU

Year: 1336 Days

Day: 37.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,865,988 km

• M1: 1,332,767 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.41 AU - 3.09 AU

Year: 1691 Days

Day: 28.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,865,988 km

• M1: 1,184,217 km (0.07 R)

Asteroid Belt

Center: 3.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.2

Radius: 12.3

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.09 AU - 5.21 AU

Year: 3719 Days

Day: 6.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,865,988 km

• M1: 153,188 km (0.079 R)
• M2: 628,461 km (0.081 R)
• M3: 1,026,541 km (0.098 R)
• M4: 2,060,860 km (0.069 R)
• M5: 2,463,279 km (0.109 R)
• M6: 4,000,696 km (0.108 R)
• M7: 4,560,790 km (0.119 R)
• M8: 5,526,445 km (0.116 R)
• M9: 6,718,889 km (0.067 R)
• M10: 7,410,031 km (0.109 R)
• M11: 8,184,350 km (0.081 R)
• M12: 8,857,540 km (0.074 R)
• M13: 11,325,606 km (0.092 R)
• M14: 12,890,101 km (0.052 R)
• M15: 13,442,416 km (0.096 R)
• M16: 14,326,838 km (0.119 R)
• M17: 15,528,708 km (0.095 R)
• M18: 15,924,843 km (0.029 R)
• M19: 16,974,721 km (0.073 R)
• M20: 18,132,309 km (0.108 R)
• M21: 18,826,144 km (0.036 R)
• M22: 19,866,896 km (0.061 R)
• M23: 21,290,769 km (0.073 R)
• M24: 21,780,104 km (0.112 R)
• M25: 23,813,139 km (0.088 R)
• M26: 24,340,621 km (0.048 R)
• M27: 27,505,513 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142

Radius: 10.8

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.15 AU - 5.97 AU

Year: 4221 Days

Day: 11.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,865,988 km

• M1: 134,937 km (0.117 R)
• M2: 633,846 km (0.12 R)
• M3: 1,725,761 km (0.091 R)
• M4: 2,490,805 km (0.114 R)
• M5: 3,352,339 km (0.113 R)
• M6: 4,831,413 km (0.091 R)
• M7: 5,356,950 km (0.112 R)
• M8: 6,470,856 km (0.073 R)
• M9: 7,617,075 km (0.078 R)
• M10: 8,422,360 km (0.033 R)
• M11: 10,521,817 km (0.093 R)
• M12: 11,293,143 km (0.11 R)
• M13: 12,180,857 km (0.119 R)
• M14: 12,948,743 km (0.112 R)
• M15: 14,051,279 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.7

Radius: 10.7

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.23 AU - 10.05 AU

Year: 10248 Days

Day: 14.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,865,988 km

• M1: 133,142 km (0.1 R)
• M2: 572,062 km (0.097 R)
• M3: 1,158,935 km (0.026 R)
• M4: 1,635,853 km (0.107 R)
• M5: 3,260,635 km (0.112 R)
• M6: 4,279,097 km (0.027 R)
• M7: 4,923,416 km (0.113 R)
• M8: 6,742,077 km (0.1 R)
• M9: 8,036,248 km (0.1 R)
• M10: 9,345,828 km (0.091 R)
• M11: 10,379,549 km (0.116 R)
• M12: 11,487,770 km (0.109 R)
• M13: 13,752,682 km (0.116 R)
• M14: 14,698,140 km (0.103 R)
• M15: 15,957,306 km (0.109 R)
• M16: 19,534,789 km (0.084 R)
• M17: 21,634,844 km (0.119 R)
• M18: 23,086,841 km (0.104 R)
• M19: 23,614,473 km (0.076 R)
• M20: 23,970,665 km (0.108 R)
• M21: 29,239,951 km (0.098 R)
• M22: 31,871,826 km (0.09 R)
• M23: 35,117,951 km (0.049 R)
• M24: 36,642,203 km (0.054 R)
• M25: 37,480,999 km (0.108 R)
• M26: 38,332,510 km (0.104 R)
• M27: 45,066,957 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 13,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit