🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.2

Radius: 8.3

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.12 AU - 1.12 AU

Year: 818 Days

Day: 13.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,803,488 km

• M1: 103,223 km (0.094 R)
• M2: 433,086 km (0.104 R)
• M3: 783,594 km (0.071 R)
• M4: 1,154,746 km (0.118 R)
• M5: 1,482,814 km (0.069 R)
• M6: 1,749,996 km (0.118 R)
• M7: 2,137,155 km (0.116 R)
• M8: 3,797,093 km (0.115 R)
• M9: 4,287,625 km (0.118 R)
• M10: 4,631,999 km (0.086 R)
• M11: 5,192,392 km (0.035 R)
• M12: 7,375,325 km (0.08 R)
• M13: 7,703,393 km (0.084 R)
• M14: 8,041,035 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863

Radius: 11.1

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.08 AU - 1.66 AU

Year: 1107 Days

Day: 12.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 62.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,803,488 km

• M1: 138,079 km (0.062 R)
• M2: 510,278 km (0.081 R)
• M3: 1,030,879 km (0.11 R)
• M4: 1,560,156 km (0.049 R)
• M5: 2,005,958 km (0.113 R)
• M6: 2,935,858 km (0.069 R)
• M7: 3,377,621 km (0.095 R)
• M8: 3,765,977 km (0.07 R)
• M9: 4,166,899 km (0.047 R)
• M10: 5,174,590 km (0.112 R)
• M11: 5,779,265 km (0.115 R)
• M12: 6,155,204 km (0.096 R)
• M13: 8,623,420 km (0.111 R)
• M14: 9,353,756 km (0.093 R)
• M15: 10,315,970 km (0.078 R)
• M16: 10,771,645 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.4

Radius: 12

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.25 AU - 3.15 AU

Year: 3062 Days

Day: 13.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,803,488 km

• M1: 154,385 km (0.11 R)
• M2: 540,946 km (0.105 R)
• M3: 1,305,541 km (0.072 R)
• M4: 1,968,558 km (0.074 R)
• M5: 3,028,011 km (0.068 R)
• M6: 4,972,035 km (0.107 R)
• M7: 5,878,897 km (0.115 R)
• M8: 6,341,005 km (0.047 R)
• M9: 7,361,412 km (0.081 R)
• M10: 8,387,953 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.6

Radius: 10.4

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.61 AU - 4.13 AU

Year: 5255 Days

Day: 5.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,803,488 km

• M1: 129,851 km (0.029 R)
• M2: 537,655 km (0.091 R)
• M3: 875,596 km (0.075 R)
• M4: 1,222,963 km (0.105 R)
• M5: 1,989,951 km (0.101 R)
• M6: 2,435,154 km (0.118 R)
• M7: 3,363,708 km (0.064 R)
• M8: 3,785,125 km (0.102 R)
• M9: 4,552,862 km (0.092 R)
• M10: 5,421,128 km (0.078 R)
• M11: 6,497,185 km (0.115 R)
• M12: 7,428,432 km (0.109 R)
• M13: 7,824,866 km (0.117 R)
• M14: 9,390,408 km (0.073 R)
• M15: 10,508,652 km (0.093 R)
• M16: 11,487,920 km (0.084 R)
• M17: 12,806,326 km (0.112 R)
• M18: 13,922,924 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650

Radius: 3.8

Gravity: 45.01 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.03 AU - 9.07 AU

Year: 15765 Days

Day: 20.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 63,803,488 km

• M1: 48,320 km (0.081 R)
• M2: 181,013 km (0.095 R)
• M3: 629,358 km (0.092 R)
• M4: 1,142,180 km (0.108 R)
• M5: 1,274,424 km (0.05 R)
• M6: 1,618,350 km (0.072 R)
• M7: 2,002,367 km (0.116 R)
• M8: 2,297,075 km (0.07 R)
• M9: 3,302,971 km (0.078 R)
• M10: 4,251,272 km (0.049 R)
• M11: 5,187,456 km (0.11 R)
• M12: 7,969,079 km (0.055 R)
• M13: 9,431,996 km (0.094 R)
• M14: 11,303,914 km (0.098 R)
• M15: 12,041,881 km (0.084 R)
• M16: 12,616,037 km (0.07 R)
• M17: 13,208,146 km (0.088 R)
• M18: 13,342,185 km (0.057 R)
• M19: 15,989,320 km (0.071 R)
• M20: 18,128,120 km (0.064 R)
• M21: 27,595,122 km (0.104 R)
• M22: 29,495,614 km (0.078 R)
• M23: 29,955,178 km (0.059 R)
• M24: 30,302,844 km (0.081 R)
• M25: 34,943,819 km (0.097 R)
• M26: 35,329,183 km (0.092 R)
• M27: 35,977,690 km (0.109 R)
• M28: 36,108,438 km (0.034 R)
• M29: 37,970,932 km (0.117 R)
• M30: 38,106,318 km (0.097 R)
• M31: 38,242,152 km (0.054 R)
• M32: 38,514,720 km (0.072 R)
• M33: 40,317,524 km (0.086 R)
• M34: 40,883,303 km (0.119 R)
• M35: 41,741,995 km (0.077 R)
• M36: 43,495,282 km (0.08 R)
• M37: 45,297,038 km (0.057 R)
• M38: 45,908,595 km (0.069 R)
• M39: 52,161,636 km (0.038 R)
• M40: 54,365,811 km (0.118 R)
• M41: 55,229,739 km (0.027 R)
• M42: 56,102,941 km (0.061 R)
• M43: 59,140,377 km (0.07 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 14,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit