🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.2

Radius: 12.5

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.78 AU - 0.96 AU

Year: 560 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,630,968 km

• M1: 155,432 km (0.075 R)
• M2: 545,733 km (0.098 R)
• M3: 1,093,710 km (0.103 R)
• M4: 1,519,316 km (0.034 R)
• M5: 2,093,921 km (0.05 R)
• M6: 2,925,686 km (0.115 R)
• M7: 3,341,268 km (0.043 R)
• M8: 4,354,046 km (0.097 R)
• M9: 5,346,179 km (0.085 R)
• M10: 5,764,305 km (0.1 R)
• M11: 6,342,800 km (0.116 R)
• M12: 6,938,499 km (0.055 R)
• M13: 7,415,118 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.7

Radius: 11.8

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.86 AU - 1.32 AU

Year: 786 Days

Day: 13.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,630,968 km

• M1: 146,756 km (0.085 R)
• M2: 712,235 km (0.1 R)
• M3: 1,319,603 km (0.108 R)
• M4: 2,254,739 km (0.095 R)
• M5: 2,717,595 km (0.057 R)
• M6: 3,125,399 km (0.115 R)
• M7: 4,207,739 km (0.108 R)
• M8: 5,602,291 km (0.059 R)
• M9: 8,203,648 km (0.052 R)
• M10: 9,090,464 km (0.063 R)

Asteroid Belt

Center: 2.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.8

Radius: 12.7

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.62 AU - 4.84 AU

Year: 6005 Days

Day: 7.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,630,968 km

• M1: 157,975 km (0.097 R)
• M2: 811,120 km (0.101 R)
• M3: 1,237,922 km (0.118 R)
• M4: 1,697,188 km (0.087 R)
• M5: 2,370,677 km (0.111 R)
• M6: 3,517,644 km (0.07 R)
• M7: 4,330,260 km (0.094 R)
• M8: 4,781,746 km (0.094 R)
• M9: 5,206,155 km (0.111 R)
• M10: 5,624,880 km (0.113 R)
• M11: 6,034,030 km (0.082 R)
• M12: 6,877,014 km (0.086 R)
• M13: 8,029,815 km (0.101 R)
• M14: 9,350,765 km (0.101 R)
• M15: 10,526,753 km (0.109 R)
• M16: 11,697,656 km (0.085 R)
• M17: 14,824,850 km (0.105 R)
• M18: 15,365,048 km (0.118 R)
• M19: 16,105,707 km (0.115 R)
• M20: 17,130,153 km (0.092 R)
• M21: 17,792,124 km (0.111 R)
• M22: 23,881,505 km (0.1 R)
• M23: 28,297,484 km (0.105 R)
• M24: 32,220,988 km (0.107 R)
• M25: 33,537,000 km (0.077 R)
• M26: 34,468,995 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.8

Radius: 14.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.14 AU - 5.78 AU

Year: 8806 Days

Day: 6.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,630,968 km

• M1: 177,872 km (0.101 R)
• M2: 953,537 km (0.11 R)
• M3: 2,380,102 km (0.113 R)
• M4: 2,988,816 km (0.104 R)
• M5: 3,935,172 km (0.107 R)
• M6: 4,884,969 km (0.107 R)
• M7: 6,919,201 km (0.103 R)
• M8: 7,908,342 km (0.115 R)
• M9: 8,664,559 km (0.116 R)
• M10: 9,664,770 km (0.07 R)
• M11: 12,949,042 km (0.095 R)
• M12: 14,064,294 km (0.113 R)
• M13: 15,925,292 km (0.066 R)
• M14: 16,771,268 km (0.067 R)
• M15: 18,020,859 km (0.037 R)
• M16: 19,569,346 km (0.061 R)
• M17: 20,953,875 km (0.086 R)
• M18: 24,376,075 km (0.047 R)
• M19: 25,595,148 km (0.091 R)
• M20: 27,850,935 km (0.12 R)
• M21: 29,601,529 km (0.111 R)
• M22: 34,704,911 km (0.082 R)
• M23: 41,939,165 km (0.115 R)
• M24: 43,145,073 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.8

Radius: 3.4

Gravity: 76.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.39 AU - 9.23 AU

Year: 15066 Days

Day: 20.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 70,630,968 km

• M1: 44,131 km (0.094 R)
• M2: 246,687 km (0.082 R)
• M3: 421,716 km (0.087 R)
• M4: 722,408 km (0.087 R)
• M5: 1,512,584 km (0.104 R)
• M6: 2,391,472 km (0.115 R)
• M7: 2,546,455 km (0.04 R)
• M8: 2,661,346 km (0.115 R)
• M9: 3,235,054 km (0.067 R)
• M10: 3,708,980 km (0.077 R)
• M11: 3,977,957 km (0.113 R)
• M12: 4,689,893 km (0.091 R)
• M13: 5,332,566 km (0.107 R)
• M14: 5,636,249 km (0.091 R)
• M15: 6,236,586 km (0.094 R)
• M16: 6,790,397 km (0.112 R)
• M17: 7,329,996 km (0.106 R)
• M18: 7,801,080 km (0.077 R)
• M19: 9,066,529 km (0.03 R)
• M20: 9,280,902 km (0.112 R)
• M21: 9,664,322 km (0.103 R)
• M22: 10,404,083 km (0.09 R)
• M23: 10,937,848 km (0.102 R)
• M24: 11,365,549 km (0.114 R)
• M25: 13,256,466 km (0.061 R)
• M26: 15,728,122 km (0.079 R)
• M27: 15,882,507 km (0.097 R)
• M28: 18,576,166 km (0.027 R)
• M29: 20,901,665 km (0.066 R)
• M30: 22,620,395 km (0.064 R)
• M31: 30,200,669 km (0.104 R)
• M32: 30,319,748 km (0.092 R)
• M33: 30,558,806 km (0.063 R)
• M34: 31,896,061 km (0.096 R)
• M35: 33,145,054 km (0.025 R)
• M36: 35,740,128 km (0.08 R)
• M37: 40,892,129 km (0.114 R)
• M38: 42,813,714 km (0.057 R)
• M39: 43,265,499 km (0.061 R)
• M40: 43,416,743 km (0.082 R)
• M41: 44,485,769 km (0.098 R)
• M42: 54,026,972 km (0.096 R)
• M43: 60,208,356 km (0.109 R)
• M44: 66,240,142 km (0.044 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.7

Radius: 3.3

Gravity: 69.76 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.29 AU - 8.63 AU

Year: 16985 Days

Day: 20.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 70,630,968 km

• M1: 41,289 km (0.107 R)
• M2: 154,086 km (0.053 R)
• M3: 314,156 km (0.099 R)
• M4: 425,905 km (0.102 R)
• M5: 572,511 km (0.079 R)
• M6: 877,691 km (0.074 R)
• M7: 992,731 km (0.065 R)
• M8: 1,130,810 km (0.119 R)
• M9: 1,399,787 km (0.039 R)
• M10: 1,780,514 km (0.118 R)
• M11: 2,123,691 km (0.117 R)
• M12: 3,016,043 km (0.08 R)
• M13: 3,616,678 km (0.091 R)
• M14: 5,692,648 km (0.097 R)
• M15: 6,136,505 km (0.088 R)
• M16: 6,822,710 km (0.094 R)
• M17: 7,184,438 km (0.108 R)
• M18: 7,511,159 km (0.11 R)
• M19: 8,044,476 km (0.101 R)
• M20: 8,447,941 km (0.034 R)
• M21: 11,218,344 km (0.096 R)
• M22: 11,913,974 km (0.119 R)
• M23: 13,601,438 km (0.059 R)
• M24: 13,885,375 km (0.113 R)
• M25: 14,835,621 km (0.079 R)
• M26: 15,672,771 km (0.112 R)
• M27: 16,380,817 km (0.11 R)
• M28: 18,545,798 km (0.032 R)
• M29: 19,968,623 km (0.06 R)
• M30: 23,432,711 km (0.095 R)
• M31: 26,169,604 km (0.108 R)
• M32: 27,164,580 km (0.062 R)
• M33: 27,614,720 km (0.079 R)
• M34: 27,955,653 km (0.106 R)
• M35: 36,183,087 km (0.109 R)
• M36: 37,973,774 km (0.115 R)
• M37: 39,822,654 km (0.118 R)
• M38: 47,818,810 km (0.093 R)
• M39: 47,982,320 km (0.082 R)
• M40: 54,117,179 km (0.119 R)
• M41: 55,367,818 km (0.079 R)
• M42: 62,299,584 km (0.094 R)
• M43: 69,997,592 km (0.065 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: 293 - 16,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit