🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.22 AU - 1.36 AU

Year: 558 Days

Day: 39.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.13 AU - 1.53 AU

Year: 584 Days

Day: 17.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.58 AU - 1.58 AU

Year: 756 Days

Day: 37 Hours

Environment

Temp: -65 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.83 AU - 2.01 AU

Year: 1013 Days

Day: 17.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.85 AU - 2.37 AU

Year: 1167 Days

Day: 43.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.8

Radius: 12.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.98 AU - 9.44 AU

Year: 8152 Days

Day: 7.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,560,386 km

• M1: 156,928 km (0.065 R)
• M2: 636,090 km (0.074 R)
• M3: 1,040,004 km (0.066 R)
• M4: 1,549,236 km (0.117 R)
• M5: 2,083,749 km (0.063 R)
• M6: 2,559,470 km (0.107 R)
• M7: 3,251,360 km (0.104 R)
• M8: 3,873,089 km (0.09 R)
• M9: 4,520,249 km (0.062 R)
• M10: 5,384,925 km (0.114 R)
• M11: 5,967,609 km (0.105 R)
• M12: 9,980,123 km (0.104 R)
• M13: 10,577,766 km (0.065 R)
• M14: 11,005,317 km (0.092 R)
• M15: 13,818,206 km (0.094 R)
• M16: 15,694,761 km (0.066 R)
• M17: 17,669,304 km (0.09 R)
• M18: 21,952,740 km (0.109 R)
• M19: 24,334,338 km (0.093 R)
• M20: 26,883,336 km (0.105 R)
• M21: 30,840,199 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.9

Radius: 13.9

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.9 AU - 9.8 AU

Year: 8375 Days

Day: 14.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,560,386 km

• M1: 174,730 km (0.071 R)
• M2: 613,950 km (0.111 R)
• M3: 1,068,129 km (0.1 R)
• M4: 1,634,506 km (0.1 R)
• M5: 2,159,445 km (0.08 R)
• M6: 4,621,826 km (0.109 R)
• M7: 5,151,702 km (0.11 R)
• M8: 5,754,880 km (0.112 R)
• M9: 7,334,634 km (0.095 R)
• M10: 7,852,542 km (0.109 R)
• M11: 10,668,423 km (0.078 R)
• M12: 11,334,881 km (0.063 R)
• M13: 12,028,866 km (0.114 R)
• M14: 12,694,576 km (0.111 R)
• M15: 14,160,635 km (0.072 R)
• M16: 17,567,428 km (0.041 R)
• M17: 18,280,261 km (0.102 R)
• M18: 22,137,493 km (0.058 R)
• M19: 22,969,407 km (0.078 R)
• M20: 23,908,432 km (0.083 R)
• M21: 27,730,957 km (0.101 R)
• M22: 28,697,808 km (0.108 R)
• M23: 29,387,903 km (0.066 R)
• M24: 30,392,902 km (0.077 R)
• M25: 34,091,709 km (0.104 R)
• M26: 34,865,878 km (0.109 R)
• M27: 41,113,235 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.3

Radius: 6.9

Gravity: 14.65 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 14.24 AU - 18.58 AU

Year: 25314 Days

Day: 15.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,560,386 km

• M1: 123,568 km (0.073 R)
• M2: 487,689 km (0.047 R)
• M3: 728,990 km (0.113 R)
• M4: 1,517,670 km (0.101 R)
• M5: 1,866,533 km (0.112 R)
• M6: 3,045,214 km (0.084 R)
• M7: 3,301,326 km (0.115 R)
• M8: 4,088,809 km (0.077 R)
• M9: 7,707,581 km (0.077 R)
• M10: 12,024,677 km (0.036 R)
• M11: 15,631,182 km (0.119 R)
• M12: 16,138,169 km (0.091 R)
• M13: 17,363,376 km (0.042 R)
• M14: 25,926,508 km (0.081 R)
• M15: 34,323,885 km (0.112 R)
• M16: 37,682,058 km (0.086 R)
• M17: 39,673,954 km (0.041 R)
• M18: 43,699,632 km (0.074 R)
• M19: 46,761,153 km (0.103 R)
• M20: 47,284,895 km (0.09 R)
• M21: 56,206,164 km (0.107 R)
• M22: 65,967,275 km (0.09 R)
• M23: 66,846,612 km (0.103 R)
• M24: 70,442,346 km (0.079 R)
• M25: 72,754,082 km (0.059 R)
• M26: 74,639,464 km (0.056 R)
• M27: 76,557,010 km (0.109 R)
• M28: 78,261,827 km (0.12 R)
• M29: 78,507,317 km (0.119 R)
• M30: 81,242,714 km (0.103 R)
• M31: 86,116,014 km (0.076 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 13,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit