🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.73 AU - 1.13 AU

Year: 326 Days

Day: 32.7 Hours

Environment

Temp: 95 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.05 AU - 3.77 AU

Year: 2289 Days

Day: 30.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762

Radius: 8.1

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.64 AU - 7.16 AU

Year: 5208 Days

Day: 13 Hours

Environment

Temp: -138 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,263,699 km

• M1: 100,679 km (0.03 R)
• M2: 419,323 km (0.076 R)
• M3: 704,008 km (0.066 R)
• M4: 1,486,704 km (0.078 R)
• M5: 1,987,258 km (0.081 R)
• M6: 2,261,471 km (0.049 R)
• M7: 2,757,089 km (0.099 R)
• M8: 3,470,970 km (0.094 R)
• M9: 3,917,819 km (0.112 R)
• M10: 5,289,033 km (0.107 R)
• M11: 7,093,033 km (0.081 R)
• M12: 8,861,879 km (0.087 R)
• M13: 10,222,920 km (0.094 R)
• M14: 11,188,425 km (0.098 R)
• M15: 12,466,589 km (0.112 R)
• M16: 15,368,788 km (0.045 R)
• M17: 18,097,453 km (0.112 R)
• M18: 19,097,066 km (0.118 R)
• M19: 19,369,633 km (0.119 R)
• M20: 24,014,797 km (0.112 R)
• M21: 29,442,656 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 8.7

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.1 AU - 8.84 AU

Year: 8959 Days

Day: 8 Hours

Environment

Temp: -159 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,263,699 km

• M1: 109,206 km (0.079 R)
• M2: 394,340 km (0.082 R)
• M3: 684,111 km (0.077 R)
• M4: 1,047,335 km (0.102 R)
• M5: 2,615,120 km (0.097 R)
• M6: 2,933,465 km (0.051 R)
• M7: 3,472,017 km (0.054 R)
• M8: 4,300,789 km (0.098 R)
• M9: 6,050,486 km (0.11 R)
• M10: 11,884,952 km (0.094 R)
• M11: 12,231,272 km (0.094 R)
• M12: 14,193,696 km (0.069 R)
• M13: 14,980,880 km (0.1 R)
• M14: 17,591,662 km (0.053 R)
• M15: 22,710,004 km (0.096 R)
• M16: 25,750,431 km (0.097 R)
• M17: 28,740,893 km (0.107 R)
• M18: 36,724,781 km (0.085 R)
• M19: 39,214,987 km (0.1 R)
• M20: 40,241,678 km (0.041 R)
• M21: 41,550,360 km (0.104 R)
• M22: 42,752,079 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.1

Radius: 13.9

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 9.47 AU - 11.29 AU

Year: 12154 Days

Day: 13.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,263,699 km

• M1: 174,581 km (0.096 R)
• M2: 732,730 km (0.062 R)
• M3: 1,191,397 km (0.118 R)
• M4: 2,062,655 km (0.118 R)
• M5: 2,850,139 km (0.067 R)
• M6: 3,326,907 km (0.072 R)
• M7: 3,830,603 km (0.099 R)
• M8: 4,502,597 km (0.099 R)
• M9: 5,727,205 km (0.094 R)
• M10: 7,327,304 km (0.101 R)
• M11: 7,835,188 km (0.107 R)
• M12: 8,321,232 km (0.101 R)
• M13: 9,851,319 km (0.084 R)
• M14: 13,778,113 km (0.108 R)
• M15: 14,422,731 km (0.086 R)
• M16: 20,659,765 km (0.116 R)
• M17: 22,461,372 km (0.082 R)
• M18: 23,264,713 km (0.115 R)
• M19: 26,179,328 km (0.105 R)
• M20: 29,860,184 km (0.072 R)
• M21: 31,270,144 km (0.083 R)
• M22: 31,712,804 km (0.087 R)
• M23: 32,159,653 km (0.109 R)
• M24: 33,640,971 km (0.075 R)
• M25: 35,646,181 km (0.112 R)
• M26: 41,470,175 km (0.111 R)
• M27: 50,890,353 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.7

Radius: 14.5

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 12.24 AU - 12.64 AU

Year: 15946 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 174.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,263,699 km

• M1: 180,265 km (0.111 R)
• M2: 758,012 km (0.064 R)
• M3: 1,424,022 km (0.118 R)
• M4: 1,929,065 km (0.077 R)
• M5: 3,315,238 km (0.101 R)
• M6: 3,863,963 km (0.09 R)
• M7: 4,801,792 km (0.088 R)
• M8: 6,612,675 km (0.055 R)
• M9: 9,154,193 km (0.095 R)
• M10: 10,413,657 km (0.076 R)
• M11: 15,626,994 km (0.076 R)
• M12: 18,921,139 km (0.088 R)
• M13: 20,685,197 km (0.114 R)
• M14: 22,173,696 km (0.077 R)
• M15: 26,634,554 km (0.116 R)
• M16: 27,176,548 km (0.043 R)
• M17: 28,059,175 km (0.118 R)
• M18: 30,115,099 km (0.07 R)
• M19: 34,269,431 km (0.075 R)
• M20: 38,791,326 km (0.102 R)
• M21: 40,620,759 km (0.095 R)
• M22: 42,213,078 km (0.075 R)
• M23: 43,396,996 km (0.107 R)
• M24: 47,715,587 km (0.119 R)
• M25: 49,162,498 km (0.095 R)
• M26: 51,974,938 km (0.073 R)
• M27: 57,918,910 km (0.117 R)
• M28: 58,464,194 km (0.116 R)
• M29: 63,913,147 km (0.09 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 17,803 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit