🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785

Radius: 13.1

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.08 AU - 1.18 AU

Year: 815 Days

Day: 10 Hours

Environment

Temp: -174 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,960,209 km

• M1: 162,912 km (0.102 R)
• M2: 573,857 km (0.079 R)
• M3: 1,168,359 km (0.038 R)
• M4: 1,670,859 km (0.046 R)
• M5: 2,349,435 km (0.1 R)
• M6: 3,037,435 km (0.102 R)
• M7: 3,591,845 km (0.093 R)
• M8: 4,039,890 km (0.106 R)
• M9: 4,695,728 km (0.05 R)
• M10: 5,104,429 km (0.117 R)
• M11: 5,536,916 km (0.041 R)
• M12: 6,759,879 km (0.081 R)
• M13: 7,306,210 km (0.049 R)
• M14: 8,307,918 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.3

Radius: 9.5

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.08 AU - 1.36 AU

Year: 914 Days

Day: 8.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 69,960,209 km

• M1: 118,930 km (0.092 R)
• M2: 467,793 km (0.103 R)
• M3: 767,437 km (0.12 R)
• M4: 1,409,212 km (0.115 R)
• M5: 1,904,530 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.4

Radius: 8

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.14 AU - 1.66 AU

Year: 1124 Days

Day: 6.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,960,209 km

• M1: 99,483 km (0.105 R)
• M2: 368,460 km (0.058 R)
• M3: 738,714 km (0.105 R)
• M4: 1,655,300 km (0.096 R)
• M5: 1,960,330 km (0.112 R)
• M6: 2,323,704 km (0.059 R)
• M7: 3,225,480 km (0.073 R)
• M8: 3,619,670 km (0.114 R)
• M9: 4,091,801 km (0.1 R)
• M10: 4,504,990 km (0.064 R)
• M11: 5,194,936 km (0.114 R)
• M12: 7,641,459 km (0.098 R)
• M13: 8,269,022 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.7

Radius: 11

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.4 AU - 1.8 AU

Year: 1373 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,960,209 km

• M1: 136,882 km (0.067 R)
• M2: 508,034 km (0.062 R)
• M3: 954,584 km (0.099 R)
• M4: 1,382,434 km (0.067 R)
• M5: 2,161,540 km (0.063 R)
• M6: 2,546,904 km (0.061 R)
• M7: 3,080,669 km (0.112 R)
• M8: 3,571,948 km (0.106 R)
• M9: 4,729,836 km (0.076 R)
• M10: 5,123,877 km (0.03 R)
• M11: 5,559,206 km (0.074 R)
• M12: 7,293,046 km (0.1 R)
• M13: 7,869,746 km (0.065 R)
• M14: 8,245,386 km (0.114 R)
• M15: 8,818,196 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.2

Radius: 9.8

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.43 AU - 2.05 AU

Year: 1557 Days

Day: 9.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,960,209 km

• M1: 128,804 km (0.08 R)
• M2: 561,740 km (0.118 R)
• M3: 954,734 km (0.064 R)
• M4: 1,692,999 km (0.104 R)
• M5: 2,134,163 km (0.036 R)
• M6: 3,058,229 km (0.11 R)
• M7: 3,856,484 km (0.112 R)
• M8: 5,142,128 km (0.099 R)
• M9: 6,224,767 km (0.088 R)
• M10: 7,904,602 km (0.116 R)
• M11: 9,808,085 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.2

Radius: 8

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.7 AU - 8.52 AU

Year: 12859 Days

Day: 16 Hours

Environment

Temp: -231 °C

Axial Tilt: 123.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 69,960,209 km

• M1: 102,774 km (0.116 R)
• M2: 406,906 km (0.086 R)
• M3: 787,633 km (0.115 R)
• M4: 1,142,629 km (0.05 R)
• M5: 3,001,831 km (0.087 R)
• M6: 3,670,982 km (0.086 R)
• M7: 4,320,536 km (0.119 R)
• M8: 4,583,080 km (0.116 R)
• M9: 5,270,034 km (0.115 R)
• M10: 5,741,865 km (0.115 R)
• M11: 6,808,797 km (0.083 R)
• M12: 7,702,346 km (0.086 R)
• M13: 8,002,439 km (0.103 R)
• M14: 8,444,650 km (0.08 R)
• M15: 8,763,742 km (0.091 R)
• M16: 9,233,779 km (0.111 R)
• M17: 10,904,488 km (0.079 R)
• M18: 11,338,172 km (0.089 R)
• M19: 11,614,928 km (0.099 R)
• M20: 12,946,798 km (0.038 R)
• M21: 14,185,319 km (0.083 R)
• M22: 16,967,839 km (0.037 R)
• M23: 17,476,771 km (0.033 R)
• M24: 18,221,469 km (0.117 R)
• M25: 20,911,838 km (0.051 R)
• M26: 21,921,474 km (0.093 R)
• M27: 24,128,491 km (0.095 R)
• M28: 26,093,609 km (0.066 R)
• M29: 26,576,810 km (0.105 R)
• M30: 28,671,479 km (0.097 R)
• M31: 30,445,859 km (0.071 R)
• M32: 31,523,114 km (0.095 R)
• M33: 33,525,930 km (0.087 R)
• M34: 33,867,761 km (0.093 R)
• M35: 36,206,574 km (0.092 R)
• M36: 38,650,854 km (0.086 R)
• M37: 38,901,281 km (0.062 R)
• M38: 41,072,993 km (0.095 R)
• M39: 44,138,104 km (0.058 R)
• M40: 45,796,247 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.6

Radius: 3.2

Gravity: 49.08 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.21 AU - 10.25 AU

Year: 20585 Days

Day: 15.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 69,960,209 km

• M1: 40,092 km (0.042 R)
• M2: 300,243 km (0.108 R)
• M3: 461,360 km (0.093 R)
• M4: 678,127 km (0.097 R)
• M5: 1,068,129 km (0.117 R)
• M6: 1,254,528 km (0.056 R)
• M7: 1,727,556 km (0.119 R)
• M8: 2,142,989 km (0.082 R)
• M9: 2,395,959 km (0.079 R)
• M10: 2,529,700 km (0.12 R)
• M11: 3,012,004 km (0.091 R)
• M12: 3,194,513 km (0.083 R)
• M13: 3,384,203 km (0.111 R)
• M14: 3,726,932 km (0.062 R)
• M15: 5,294,418 km (0.113 R)
• M16: 6,077,413 km (0.118 R)
• M17: 6,242,869 km (0.1 R)
• M18: 7,967,433 km (0.085 R)
• M19: 8,417,872 km (0.081 R)
• M20: 13,194,083 km (0.108 R)
• M21: 13,611,611 km (0.053 R)
• M22: 13,823,741 km (0.102 R)
• M23: 15,067,198 km (0.118 R)
• M24: 17,274,665 km (0.091 R)
• M25: 19,508,759 km (0.037 R)
• M26: 20,694,921 km (0.07 R)
• M27: 21,928,205 km (0.101 R)
• M28: 22,317,310 km (0.106 R)
• M29: 31,960,837 km (0.103 R)
• M30: 34,775,820 km (0.099 R)
• M31: 35,973,501 km (0.028 R)
• M32: 38,732,833 km (0.044 R)
• M33: 39,875,013 km (0.097 R)
• M34: 42,979,618 km (0.112 R)
• M35: 43,588,780 km (0.103 R)
• M36: 44,203,478 km (0.095 R)
• M37: 61,130,926 km (0.068 R)
• M38: 63,854,206 km (0.112 R)
• M39: 65,848,345 km (0.119 R)
• M40: 66,252,110 km (0.098 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 11,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit