🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.52 AU - 0.82 AU

Year: 354 Days

Day: 30.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.1

Radius: 8.7

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.8 AU - 0.88 AU

Year: 497 Days

Day: 12.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,732,322 km

• M1: 108,159 km (0.088 R)
• M2: 533,167 km (0.068 R)
• M3: 863,180 km (0.077 R)
• M4: 1,146,368 km (0.076 R)
• M5: 1,608,626 km (0.094 R)
• M6: 2,046,499 km (0.114 R)
• M7: 2,351,978 km (0.084 R)
• M8: 2,687,975 km (0.107 R)
• M9: 2,963,833 km (0.067 R)
• M10: 3,444,790 km (0.048 R)
• M11: 4,147,152 km (0.051 R)
• M12: 4,471,630 km (0.06 R)
• M13: 6,185,423 km (0.069 R)

Asteroid Belt

Center: 1.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.8

Radius: 8.3

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.36 AU - 2.68 AU

Year: 2583 Days

Day: 9.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,732,322 km

• M1: 104,270 km (0.113 R)
• M2: 404,961 km (0.112 R)
• M3: 763,099 km (0.113 R)
• M4: 1,021,155 km (0.119 R)
• M5: 1,338,901 km (0.091 R)
• M6: 2,045,601 km (0.098 R)
• M7: 2,448,917 km (0.063 R)
• M8: 3,298,932 km (0.1 R)
• M9: 3,710,925 km (0.037 R)
• M10: 4,433,034 km (0.078 R)
• M11: 4,978,767 km (0.118 R)
• M12: 5,639,690 km (0.101 R)
• M13: 5,979,128 km (0.098 R)
• M14: 7,079,869 km (0.077 R)
• M15: 7,503,979 km (0.107 R)
• M16: 8,248,527 km (0.076 R)
• M17: 8,911,096 km (0.087 R)
• M18: 9,988,500 km (0.105 R)
• M19: 11,803,122 km (0.077 R)
• M20: 13,610,713 km (0.032 R)
• M21: 13,958,080 km (0.11 R)
• M22: 14,356,010 km (0.103 R)
• M23: 14,944,229 km (0.075 R)
• M24: 15,407,384 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.7

Radius: 8.8

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.68 AU - 2.88 AU

Year: 2993 Days

Day: 10.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,732,322 km

• M1: 109,805 km (0.111 R)
• M2: 536,009 km (0.09 R)
• M3: 832,063 km (0.097 R)
• M4: 1,162,525 km (0.105 R)
• M5: 1,457,532 km (0.098 R)
• M6: 1,745,508 km (0.097 R)
• M7: 2,020,918 km (0.069 R)
• M8: 2,676,605 km (0.084 R)
• M9: 3,199,450 km (0.079 R)
• M10: 3,578,531 km (0.098 R)
• M11: 5,207,651 km (0.09 R)
• M12: 9,337,600 km (0.116 R)
• M13: 9,628,568 km (0.086 R)
• M14: 10,076,464 km (0.07 R)
• M15: 10,577,317 km (0.092 R)
• M16: 13,288,629 km (0.103 R)
• M17: 13,564,338 km (0.031 R)
• M18: 14,127,574 km (0.08 R)
• M19: 15,100,708 km (0.116 R)
• M20: 16,274,304 km (0.092 R)
• M21: 17,617,692 km (0.076 R)
• M22: 19,918,657 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.5

Radius: 10.8

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.96 AU - 3.84 AU

Year: 4048 Days

Day: 12.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,732,322 km

• M1: 134,339 km (0.106 R)
• M2: 510,428 km (0.1 R)
• M3: 1,263,803 km (0.119 R)
• M4: 1,623,586 km (0.105 R)
• M5: 2,108,283 km (0.035 R)
• M6: 3,332,592 km (0.064 R)
• M7: 3,754,458 km (0.08 R)
• M8: 4,122,020 km (0.112 R)
• M9: 5,534,373 km (0.095 R)
• M10: 6,012,189 km (0.11 R)
• M11: 6,396,057 km (0.075 R)
• M12: 6,890,927 km (0.096 R)
• M13: 7,444,738 km (0.115 R)
• M14: 7,957,709 km (0.062 R)
• M15: 8,790,072 km (0.057 R)
• M16: 10,416,649 km (0.069 R)
• M17: 11,637,069 km (0.118 R)
• M18: 14,308,139 km (0.097 R)
• M19: 17,902,228 km (0.054 R)
• M20: 18,328,582 km (0.115 R)
• M21: 19,201,784 km (0.079 R)
• M22: 19,907,138 km (0.113 R)
• M23: 21,988,045 km (0.097 R)
• M24: 23,477,591 km (0.091 R)
• M25: 24,806,917 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.5

Radius: 8.5

Gravity: 13.16 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.78 AU - 5.92 AU

Year: 6896 Days

Day: 12.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 41,732,322 km

• M1: 106,663 km (0.08 R)
• M2: 419,173 km (0.108 R)
• M3: 880,383 km (0.1 R)
• M4: 1,207,255 km (0.067 R)
• M5: 1,921,285 km (0.089 R)
• M6: 2,231,402 km (0.092 R)
• M7: 3,461,695 km (0.097 R)
• M8: 4,000,995 km (0.093 R)
• M9: 4,538,799 km (0.077 R)
• M10: 5,924,973 km (0.063 R)
• M11: 6,479,981 km (0.042 R)
• M12: 6,918,602 km (0.081 R)
• M13: 9,323,687 km (0.067 R)
• M14: 9,600,743 km (0.113 R)
• M15: 10,219,779 km (0.082 R)
• M16: 10,514,337 km (0.115 R)
• M17: 12,292,158 km (0.048 R)
• M18: 13,899,737 km (0.09 R)
• M19: 14,567,990 km (0.075 R)
• M20: 16,634,236 km (0.101 R)
• M21: 19,935,711 km (0.115 R)
• M22: 23,141,295 km (0.106 R)
• M23: 24,253,106 km (0.105 R)
• M24: 24,602,118 km (0.119 R)
• M25: 25,579,590 km (0.059 R)
• M26: 26,675,096 km (0.062 R)
• M27: 27,046,996 km (0.106 R)
• M28: 28,959,305 km (0.105 R)
• M29: 30,048,677 km (0.111 R)
• M30: 36,134,468 km (0.117 R)
• M31: 36,704,586 km (0.095 R)
• M32: 37,396,476 km (0.101 R)
• M33: 38,569,173 km (0.073 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 12,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit