🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.6 AU - 0.74 AU

Year: 198 Days

Day: 35.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,867,735 km

• M1: 173,234 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.74 AU - 0.84 AU

Year: 254 Days

Day: 35.1 Hours

Environment

Temp: 141 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.08 AU - 2.52 AU

Year: 1261 Days

Day: 31.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.69 AU - 4.21 AU

Year: 2317 Days

Day: 19.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.8 AU - 4.74 AU

Year: 3191 Days

Day: 41.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,867,735 km

• M1: 245,640 km (0.106 R)
• M2: 477,666 km (0.107 R)

Asteroid Belt

Center: 4.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.2

Radius: 13.5

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.83 AU - 5.75 AU

Year: 4400 Days

Day: 11.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,867,735 km

• M1: 182,809 km (0.072 R)
• M2: 613,351 km (0.101 R)
• M3: 1,188,854 km (0.077 R)
• M4: 1,752,689 km (0.093 R)
• M5: 2,255,936 km (0.108 R)
• M6: 3,293,248 km (0.096 R)
• M7: 3,797,991 km (0.066 R)
• M8: 4,378,730 km (0.108 R)
• M9: 5,347,077 km (0.082 R)
• M10: 6,517,381 km (0.079 R)
• M11: 7,707,133 km (0.107 R)
• M12: 8,487,884 km (0.067 R)
• M13: 9,198,324 km (0.115 R)
• M14: 9,693,792 km (0.104 R)
• M15: 13,891,359 km (0.054 R)
• M16: 14,434,399 km (0.113 R)
• M17: 16,871,947 km (0.12 R)
• M18: 19,572,338 km (0.072 R)
• M19: 21,525,338 km (0.063 R)
• M20: 23,452,309 km (0.094 R)
• M21: 24,067,754 km (0.112 R)
• M22: 25,090,704 km (0.039 R)
• M23: 26,306,935 km (0.045 R)
• M24: 26,971,449 km (0.092 R)
• M25: 28,161,350 km (0.117 R)
• M26: 29,120,572 km (0.087 R)
• M27: 30,191,693 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.2

Radius: 13

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.24 AU - 8.58 AU

Year: 8820 Days

Day: 5.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,867,735 km

• M1: 171,290 km (0.097 R)
• M2: 644,468 km (0.09 R)
• M3: 2,589,240 km (0.115 R)
• M4: 6,344,296 km (0.058 R)
• M5: 9,329,222 km (0.064 R)
• M6: 10,546,500 km (0.045 R)
• M7: 10,974,949 km (0.101 R)
• M8: 11,866,851 km (0.092 R)
• M9: 12,758,454 km (0.11 R)
• M10: 14,941,087 km (0.094 R)
• M11: 15,980,793 km (0.101 R)
• M12: 16,661,912 km (0.073 R)
• M13: 17,540,350 km (0.095 R)
• M14: 18,387,972 km (0.079 R)
• M15: 20,230,569 km (0.079 R)
• M16: 21,846,076 km (0.059 R)
• M17: 23,184,828 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.1

Radius: 4

Gravity: 36.82 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.57 AU - 17.27 AU

Year: 21899 Days

Day: 18.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,867,735 km

• M1: 84,822 km (0.117 R)
• M2: 370,255 km (0.107 R)
• M3: 536,159 km (0.05 R)
• M4: 1,717,982 km (0.054 R)
• M5: 2,042,011 km (0.103 R)
• M6: 4,198,763 km (0.107 R)
• M7: 5,580,001 km (0.091 R)
• M8: 6,286,103 km (0.112 R)
• M9: 6,910,674 km (0.107 R)
• M10: 7,190,721 km (0.108 R)
• M11: 14,052,476 km (0.115 R)
• M12: 24,310,552 km (0.112 R)
• M13: 29,933,188 km (0.076 R)
• M14: 34,171,894 km (0.095 R)
• M15: 35,531,140 km (0.103 R)
• M16: 36,785,069 km (0.119 R)
• M17: 46,397,929 km (0.03 R)
• M18: 47,559,407 km (0.077 R)
• M19: 52,936,254 km (0.112 R)
• M20: 61,441,042 km (0.112 R)
• M21: 65,083,152 km (0.111 R)
• M22: 73,910,623 km (0.117 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 13,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit