🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.42 AU - 0.64 AU

Year: 171 Days

Day: 39.2 Hours

Environment

Temp: 37 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.61 AU - 0.85 AU

Year: 276 Days

Day: 12.6 Hours

Environment

Temp: -24 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.8 AU - 1.26 AU

Year: 463 Days

Day: 19 Hours

Environment

Temp: -70 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,329,280 km

• M1: 26,628 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.22 AU - 1.98 AU

Year: 896 Days

Day: 30.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,329,280 km

• M1: 1,265,448 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.21 AU - 2.01 AU

Year: 905 Days

Day: 39.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,329,280 km

• M1: 293,810 km (0.065 R)

Asteroid Belt

Center: 2.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461

Radius: 13.8

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.35 AU - 4.27 AU

Year: 3294 Days

Day: 9 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,329,280 km

• M1: 171,738 km (0.05 R)
• M2: 617,091 km (0.099 R)
• M3: 1,075,309 km (0.069 R)
• M4: 1,530,685 km (0.106 R)
• M5: 2,247,110 km (0.073 R)
• M6: 2,791,047 km (0.1 R)
• M7: 3,678,612 km (0.094 R)
• M8: 5,185,810 km (0.07 R)
• M9: 5,626,526 km (0.091 R)
• M10: 6,528,152 km (0.116 R)
• M11: 7,493,208 km (0.068 R)
• M12: 8,058,688 km (0.083 R)
• M13: 8,618,633 km (0.06 R)
• M14: 10,341,551 km (0.077 R)
• M15: 11,203,833 km (0.103 R)
• M16: 14,943,481 km (0.112 R)
• M17: 16,987,586 km (0.099 R)
• M18: 18,981,427 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.8

Radius: 9.4

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.87 AU - 5.19 AU

Year: 4271 Days

Day: 12.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,329,280 km

• M1: 116,986 km (0.074 R)
• M2: 748,737 km (0.062 R)
• M3: 2,919,851 km (0.05 R)
• M4: 3,708,382 km (0.118 R)
• M5: 4,112,894 km (0.104 R)
• M6: 4,419,570 km (0.119 R)
• M7: 4,965,004 km (0.117 R)
• M8: 5,265,995 km (0.089 R)
• M9: 5,603,787 km (0.082 R)
• M10: 7,248,316 km (0.106 R)
• M11: 7,545,866 km (0.106 R)
• M12: 8,818,645 km (0.092 R)
• M13: 9,331,018 km (0.097 R)
• M14: 10,642,093 km (0.072 R)
• M15: 11,262,625 km (0.068 R)
• M16: 12,575,795 km (0.115 R)
• M17: 13,225,349 km (0.059 R)
• M18: 14,172,005 km (0.096 R)
• M19: 17,762,054 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.1

Radius: 11.5

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.18 AU - 5.52 AU

Year: 5481 Days

Day: 9.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,329,280 km

• M1: 143,016 km (0.088 R)
• M2: 522,396 km (0.096 R)
• M3: 1,279,062 km (0.085 R)
• M4: 2,874,822 km (0.117 R)
• M5: 3,570,602 km (0.089 R)
• M6: 5,142,876 km (0.059 R)
• M7: 5,663,626 km (0.062 R)
• M8: 8,941,315 km (0.063 R)
• M9: 11,634,825 km (0.107 R)
• M10: 12,098,578 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.7

Radius: 7.9

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 11.41 AU - 13.89 AU

Year: 19928 Days

Day: 18 Hours

Environment

Temp: -212 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,329,280 km

• M1: 102,624 km (0.112 R)
• M2: 828,922 km (0.089 R)
• M3: 1,123,630 km (0.058 R)
• M4: 1,873,863 km (0.114 R)
• M5: 2,436,501 km (0.072 R)
• M6: 4,086,565 km (0.058 R)
• M7: 4,594,450 km (0.099 R)
• M8: 5,336,156 km (0.117 R)
• M9: 5,695,041 km (0.096 R)
• M10: 10,965,823 km (0.108 R)
• M11: 11,744,929 km (0.061 R)
• M12: 16,955,722 km (0.109 R)
• M13: 17,557,704 km (0.045 R)
• M14: 29,350,653 km (0.094 R)
• M15: 31,616,014 km (0.111 R)
• M16: 34,676,936 km (0.041 R)
• M17: 48,041,262 km (0.026 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.9

Radius: 5.4

Gravity: 21.88 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 10.76 AU - 17.34 AU

Year: 23327 Days

Day: 23.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,329,280 km

• M1: 67,319 km (0.084 R)
• M2: 429,944 km (0.09 R)
• M3: 755,320 km (0.12 R)
• M4: 1,247,497 km (0.106 R)
• M5: 1,580,801 km (0.109 R)
• M6: 3,594,089 km (0.099 R)
• M7: 3,809,959 km (0.088 R)
• M8: 4,166,749 km (0.096 R)
• M9: 5,214,383 km (0.079 R)
• M10: 6,932,216 km (0.074 R)
• M11: 15,381,803 km (0.093 R)
• M12: 20,636,577 km (0.058 R)
• M13: 21,530,724 km (0.086 R)
• M14: 24,587,607 km (0.113 R)
• M15: 28,891,986 km (0.045 R)
• M16: 29,261,493 km (0.116 R)
• M17: 30,516,170 km (0.052 R)
• M18: 31,156,749 km (0.086 R)
• M19: 31,806,153 km (0.111 R)
• M20: 53,678,558 km (0.083 R)
• M21: 55,555,114 km (0.106 R)
• M22: 57,474,904 km (0.11 R)
• M23: 66,022,028 km (0.099 R)
• M24: 68,829,831 km (0.118 R)
• M25: 81,836,767 km (0.113 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: 533 - 19,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit