🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.59 AU - 0.85 AU

Year: 219 Days

Day: 30.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,928,215 km

• M1: 245,939 km (0.097 R)
• M2: 451,187 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.17 AU - 1.27 AU

Year: 483 Days

Day: 39.7 Hours

Environment

Temp: 0 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 83,928,215 km

• M1: 54,005 km (0.119 R)
• M2: 283,189 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.17 AU - 1.93 AU

Year: 691 Days

Day: 16 Hours

Environment

Temp: -38 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,928,215 km

• M1: 39,045 km (0.096 R)
• M2: 294,857 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.9

Radius: 9.4

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.79 AU - 6.17 AU

Year: 5238 Days

Day: 12.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,928,215 km

• M1: 117,285 km (0.09 R)
• M2: 464,501 km (0.048 R)
• M3: 833,559 km (0.052 R)
• M4: 1,158,187 km (0.102 R)
• M5: 1,789,789 km (0.108 R)
• M6: 2,089,134 km (0.078 R)
• M7: 2,535,534 km (0.091 R)
• M8: 2,879,759 km (0.069 R)
• M9: 3,255,250 km (0.089 R)
• M10: 4,886,016 km (0.085 R)
• M11: 5,478,124 km (0.108 R)
• M12: 7,235,899 km (0.066 R)
• M13: 8,114,488 km (0.085 R)
• M14: 8,560,738 km (0.078 R)
• M15: 9,998,673 km (0.12 R)
• M16: 12,398,971 km (0.053 R)
• M17: 13,551,323 km (0.072 R)
• M18: 14,828,291 km (0.105 R)
• M19: 18,432,402 km (0.104 R)
• M20: 18,751,495 km (0.104 R)
• M21: 19,864,054 km (0.078 R)
• M22: 20,881,768 km (0.106 R)
• M23: 22,076,756 km (0.056 R)
• M24: 23,840,515 km (0.097 R)
• M25: 25,538,152 km (0.031 R)
• M26: 27,232,348 km (0.081 R)
• M27: 27,563,258 km (0.108 R)
• M28: 28,064,860 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.5

Radius: 4.5

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 12.46 AU - 13.5 AU

Year: 16749 Days

Day: 23.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,928,215 km

• M1: 325,525 km (0.106 R)
• M2: 486,193 km (0.112 R)
• M3: 956,080 km (0.066 R)
• M4: 1,357,900 km (0.048 R)
• M5: 2,160,792 km (0.102 R)
• M6: 3,449,577 km (0.115 R)
• M7: 5,968,057 km (0.114 R)
• M8: 9,265,643 km (0.119 R)
• M9: 9,928,960 km (0.094 R)
• M10: 11,942,697 km (0.104 R)
• M11: 15,482,332 km (0.119 R)
• M12: 16,687,343 km (0.116 R)
• M13: 17,809,776 km (0.111 R)
• M14: 19,206,871 km (0.115 R)
• M15: 24,626,502 km (0.092 R)
• M16: 28,264,573 km (0.081 R)
• M17: 33,105,410 km (0.113 R)
• M18: 35,892,120 km (0.062 R)
• M19: 37,637,179 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.4

Radius: 5.3

Gravity: 19.17 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 12.6 AU - 13.44 AU

Year: 16826 Days

Day: 18.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,928,215 km

• M1: 65,973 km (0.119 R)
• M2: 908,657 km (0.091 R)
• M3: 1,139,487 km (0.059 R)
• M4: 1,543,700 km (0.064 R)
• M5: 1,822,252 km (0.041 R)
• M6: 7,927,042 km (0.096 R)
• M7: 11,341,015 km (0.114 R)
• M8: 13,167,754 km (0.119 R)
• M9: 14,465,665 km (0.119 R)
• M10: 21,324,728 km (0.06 R)
• M11: 21,970,841 km (0.106 R)
• M12: 32,434,314 km (0.116 R)
• M13: 45,638,271 km (0.116 R)
• M14: 59,990,392 km (0.093 R)
• M15: 62,392,036 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.2

Radius: 4

Gravity: 32.2 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 14.9 AU - 20.54 AU

Year: 26716 Days

Day: 21.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,928,215 km

• M1: 54,753 km (0.059 R)
• M2: 883,375 km (0.098 R)
• M3: 1,344,735 km (0.031 R)
• M4: 2,646,536 km (0.08 R)
• M5: 3,064,064 km (0.037 R)
• M6: 3,554,296 km (0.072 R)
• M7: 4,367,659 km (0.118 R)
• M8: 6,001,567 km (0.085 R)
• M9: 8,537,850 km (0.119 R)
• M10: 14,622,893 km (0.094 R)
• M11: 22,978,682 km (0.089 R)
• M12: 26,774,429 km (0.091 R)
• M13: 35,862,350 km (0.049 R)
• M14: 41,248,322 km (0.106 R)
• M15: 52,108,978 km (0.109 R)
• M16: 58,190,430 km (0.076 R)
• M17: 64,516,625 km (0.077 R)
• M18: 70,386,995 km (0.112 R)
• M19: 72,877,351 km (0.081 R)
• M20: 81,931,163 km (0.1 R)
• M21: 83,175,519 km (0.098 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 19,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit