🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.68 AU - 0.78 AU

Year: 236 Days

Day: 28.3 Hours

Environment

Temp: 169 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.2 AU - 1.32 AU

Year: 536 Days

Day: 12.4 Hours

Environment

Temp: -30 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.82 AU - 3.5 AU

Year: 2128 Days

Day: 39.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.13 AU - 3.31 AU

Year: 2188 Days

Day: 31 Hours

Environment

Temp: -118 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,344,953 km

• M1: 721,810 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.29 AU - 3.97 AU

Year: 2619 Days

Day: 31.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,344,953 km

• M1: 55,800 km (0.083 R)

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.4

Radius: 8.8

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.04 AU - 7.4 AU

Year: 7348 Days

Day: 10.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,344,953 km

• M1: 110,104 km (0.105 R)
• M2: 597,943 km (0.083 R)
• M3: 2,069,088 km (0.104 R)
• M4: 2,364,993 km (0.091 R)
• M5: 2,803,913 km (0.067 R)
• M6: 3,210,520 km (0.096 R)
• M7: 3,656,172 km (0.099 R)
• M8: 3,967,485 km (0.101 R)
• M9: 4,698,869 km (0.106 R)
• M10: 6,955,104 km (0.096 R)
• M11: 8,669,047 km (0.092 R)
• M12: 10,744,269 km (0.116 R)
• M13: 13,522,152 km (0.1 R)
• M14: 15,598,869 km (0.098 R)
• M15: 15,911,978 km (0.113 R)
• M16: 16,229,424 km (0.117 R)
• M17: 17,074,203 km (0.051 R)
• M18: 18,430,757 km (0.061 R)
• M19: 22,292,028 km (0.046 R)
• M20: 24,159,907 km (0.095 R)
• M21: 29,519,849 km (0.11 R)
• M22: 33,295,400 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.2

Radius: 13.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.36 AU - 12.92 AU

Year: 13145 Days

Day: 8.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,344,953 km

• M1: 472,729 km (0.115 R)
• M2: 1,229,545 km (0.116 R)
• M3: 2,234,095 km (0.062 R)
• M4: 2,914,615 km (0.116 R)
• M5: 3,945,345 km (0.088 R)
• M6: 4,692,586 km (0.117 R)
• M7: 5,616,203 km (0.053 R)
• M8: 7,308,155 km (0.106 R)
• M9: 10,387,627 km (0.043 R)
• M10: 22,498,323 km (0.106 R)
• M11: 23,592,781 km (0.11 R)
• M12: 26,364,082 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.6

Radius: 11.3

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 9.2 AU - 14.2 AU

Year: 15157 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,344,953 km

• M1: 140,622 km (0.104 R)
• M2: 549,473 km (0.095 R)
• M3: 1,083,238 km (0.066 R)
• M4: 1,435,242 km (0.057 R)
• M5: 1,968,558 km (0.079 R)
• M6: 2,762,773 km (0.101 R)
• M7: 3,984,390 km (0.084 R)
• M8: 5,358,297 km (0.054 R)
• M9: 6,692,111 km (0.053 R)
• M10: 8,283,085 km (0.088 R)
• M11: 9,320,396 km (0.08 R)
• M12: 10,442,231 km (0.11 R)
• M13: 15,988,572 km (0.043 R)
• M14: 16,663,408 km (0.112 R)
• M15: 23,140,995 km (0.084 R)
• M16: 25,390,499 km (0.109 R)
• M17: 32,174,612 km (0.079 R)
• M18: 34,597,500 km (0.059 R)
• M19: 39,939,789 km (0.06 R)
• M20: 40,626,892 km (0.073 R)
• M21: 42,024,435 km (0.11 R)
• M22: 51,574,764 km (0.087 R)
• M23: 54,379,724 km (0.063 R)
• M24: 56,247,902 km (0.065 R)
• M25: 57,284,765 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56.1

Radius: 6.5

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.38 AU - 15.63 AU

Year: 16738 Days

Day: 19.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,344,953 km

• M1: 81,082 km (0.114 R)
• M2: 470,336 km (0.105 R)
• M3: 1,048,831 km (0.029 R)
• M4: 3,296,987 km (0.025 R)
• M5: 4,243,194 km (0.061 R)
• M6: 7,157,061 km (0.097 R)
• M7: 9,611,065 km (0.097 R)
• M8: 13,808,631 km (0.055 R)
• M9: 16,813,604 km (0.07 R)
• M10: 17,737,371 km (0.044 R)
• M11: 18,307,638 km (0.037 R)
• M12: 24,078,226 km (0.092 R)
• M13: 24,777,147 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 15,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit