🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.8

Radius: 9.9

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.57 AU - 0.59 AU

Year: 305 Days

Day: 14.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,712,610 km

• M1: 123,119 km (0.107 R)
• M2: 463,305 km (0.061 R)
• M3: 782,846 km (0.059 R)
• M4: 1,102,536 km (0.12 R)
• M5: 1,660,985 km (0.04 R)
• M6: 2,050,837 km (0.092 R)
• M7: 2,408,077 km (0.118 R)
• M8: 2,751,105 km (0.093 R)
• M9: 3,301,326 km (0.112 R)
• M10: 3,900,016 km (0.107 R)
• M11: 4,250,375 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 10.1

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.54 AU - 0.86 AU

Year: 404 Days

Day: 9 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,712,610 km

• M1: 125,662 km (0.113 R)
• M2: 701,165 km (0.105 R)
• M3: 1,186,012 km (0.039 R)
• M4: 1,856,659 km (0.063 R)
• M5: 2,607,042 km (0.117 R)
• M6: 3,116,872 km (0.078 R)
• M7: 3,890,741 km (0.088 R)
• M8: 5,207,651 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.7

Radius: 9.3

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.72 AU - 0.92 AU

Year: 513 Days

Day: 6.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,712,610 km

• M1: 115,938 km (0.091 R)
• M2: 413,040 km (0.065 R)
• M3: 948,899 km (0.066 R)
• M4: 1,611,767 km (0.119 R)
• M5: 2,072,678 km (0.114 R)
• M6: 2,374,268 km (0.087 R)
• M7: 2,683,786 km (0.068 R)
• M8: 3,347,103 km (0.089 R)
• M9: 3,711,224 km (0.106 R)
• M10: 4,058,441 km (0.07 R)
• M11: 5,047,731 km (0.076 R)
• M12: 6,481,178 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.5

Radius: 13.1

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.89 AU - 1.05 AU

Year: 659 Days

Day: 14.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 53.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,712,610 km

• M1: 164,258 km (0.07 R)
• M2: 576,101 km (0.094 R)
• M3: 1,046,587 km (0.062 R)
• M4: 1,463,815 km (0.115 R)
• M5: 1,977,684 km (0.112 R)
• M6: 2,443,532 km (0.072 R)
• M7: 2,889,782 km (0.098 R)
• M8: 3,588,404 km (0.085 R)
• M9: 4,036,450 km (0.065 R)
• M10: 4,522,044 km (0.038 R)
• M11: 6,198,887 km (0.051 R)
• M12: 6,722,928 km (0.09 R)
• M13: 7,254,599 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524

Radius: 14.9

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.36 AU - 1.5 AU

Year: 1180 Days

Day: 7.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,712,610 km

• M1: 185,352 km (0.108 R)
• M2: 652,845 km (0.107 R)
• M3: 1,234,033 km (0.1 R)
• M4: 1,872,068 km (0.116 R)
• M5: 3,124,202 km (0.111 R)
• M6: 3,973,319 km (0.085 R)
• M7: 4,487,637 km (0.073 R)
• M8: 5,103,232 km (0.12 R)
• M9: 6,262,017 km (0.099 R)
• M10: 6,799,822 km (0.107 R)
• M11: 9,760,962 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.8

Radius: 12.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.16 AU - 2.66 AU

Year: 2582 Days

Day: 6.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,712,610 km

• M1: 154,086 km (0.086 R)
• M2: 683,213 km (0.109 R)
• M3: 1,118,842 km (0.063 R)
• M4: 2,071,781 km (0.087 R)
• M5: 2,870,783 km (0.118 R)
• M6: 3,557,587 km (0.113 R)
• M7: 4,331,008 km (0.085 R)
• M8: 5,352,013 km (0.083 R)
• M9: 6,447,369 km (0.099 R)
• M10: 7,538,237 km (0.077 R)
• M11: 9,212,985 km (0.113 R)
• M12: 11,788,611 km (0.08 R)
• M13: 12,356,186 km (0.05 R)
• M14: 15,045,058 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.8

Radius: 12

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.78 AU - 3.32 AU

Year: 3677 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,712,610 km

• M1: 150,047 km (0.061 R)
• M2: 573,558 km (0.112 R)
• M3: 989,590 km (0.073 R)
• M4: 1,441,824 km (0.08 R)
• M5: 2,585,799 km (0.105 R)
• M6: 3,219,346 km (0.114 R)
• M7: 3,869,648 km (0.097 R)
• M8: 4,773,518 km (0.051 R)
• M9: 5,813,074 km (0.118 R)
• M10: 6,903,792 km (0.078 R)
• M11: 7,748,571 km (0.064 R)
• M12: 8,881,326 km (0.115 R)
• M13: 11,038,976 km (0.095 R)
• M14: 11,517,989 km (0.027 R)
• M15: 12,943,208 km (0.063 R)
• M16: 13,624,177 km (0.113 R)
• M17: 15,920,654 km (0.1 R)
• M18: 16,364,361 km (0.041 R)
• M19: 17,392,996 km (0.074 R)
• M20: 20,281,881 km (0.078 R)
• M21: 21,134,290 km (0.06 R)
• M22: 21,670,598 km (0.089 R)
• M23: 22,353,811 km (0.072 R)
• M24: 23,548,201 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.7

Radius: 14.4

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.59 AU - 4.61 AU

Year: 6810 Days

Day: 10.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,712,610 km

• M1: 179,069 km (0.106 R)
• M2: 1,104,182 km (0.068 R)
• M3: 1,713,344 km (0.12 R)
• M4: 2,224,371 km (0.078 R)
• M5: 2,743,625 km (0.096 R)
• M6: 3,653,778 km (0.098 R)
• M7: 4,105,414 km (0.081 R)
• M8: 4,979,814 km (0.113 R)
• M9: 7,064,011 km (0.086 R)
• M10: 8,813,409 km (0.086 R)
• M11: 9,281,949 km (0.08 R)
• M12: 9,902,481 km (0.053 R)
• M13: 11,226,722 km (0.079 R)
• M14: 12,086,461 km (0.089 R)
• M15: 13,597,998 km (0.1 R)
• M16: 14,752,594 km (0.076 R)
• M17: 15,660,653 km (0.064 R)
• M18: 17,455,080 km (0.071 R)
• M19: 18,128,120 km (0.117 R)
• M20: 20,251,513 km (0.1 R)
• M21: 21,070,262 km (0.074 R)
• M22: 22,066,135 km (0.034 R)
• M23: 23,904,693 km (0.077 R)
• M24: 24,567,561 km (0.082 R)
• M25: 26,190,997 km (0.056 R)
• M26: 28,158,957 km (0.105 R)
• M27: 33,097,482 km (0.119 R)
• M28: 35,076,213 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.2

Radius: 7

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.32 AU - 7.18 AU

Year: 10785 Days

Day: 17 Hours

Environment

Temp: -232 °C

Axial Tilt: 145.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,712,610 km

• M1: 87,066 km (0.068 R)
• M2: 419,772 km (0.116 R)
• M3: 705,653 km (0.117 R)
• M4: 1,268,291 km (0.027 R)
• M5: 1,521,560 km (0.089 R)
• M6: 1,763,310 km (0.071 R)
• M7: 3,699,555 km (0.099 R)
• M8: 4,501,699 km (0.07 R)
• M9: 5,035,614 km (0.101 R)
• M10: 5,318,055 km (0.108 R)
• M11: 5,677,538 km (0.067 R)
• M12: 5,949,059 km (0.114 R)
• M13: 8,576,296 km (0.107 R)
• M14: 8,843,777 km (0.107 R)
• M15: 10,117,603 km (0.109 R)
• M16: 13,024,290 km (0.098 R)
• M17: 13,259,458 km (0.076 R)
• M18: 13,678,033 km (0.104 R)
• M19: 16,376,030 km (0.087 R)
• M20: 16,857,885 km (0.115 R)
• M21: 19,793,893 km (0.116 R)
• M22: 22,124,328 km (0.105 R)
• M23: 22,543,801 km (0.101 R)
• M24: 22,797,968 km (0.103 R)
• M25: 23,659,202 km (0.034 R)
• M26: 23,921,896 km (0.075 R)
• M27: 24,901,164 km (0.11 R)
• M28: 26,655,498 km (0.057 R)
• M29: 27,035,028 km (0.118 R)
• M30: 28,787,717 km (0.112 R)
• M31: 29,997,365 km (0.107 R)
• M32: 30,305,088 km (0.106 R)
• M33: 36,325,205 km (0.103 R)
• M34: 42,706,602 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651

Radius: 3.5

Gravity: 53.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.09 AU - 8.97 AU

Year: 14263 Days

Day: 24 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,712,610 km

• M1: 46,076 km (0.053 R)
• M2: 261,497 km (0.096 R)
• M3: 446,400 km (0.057 R)
• M4: 653,294 km (0.113 R)
• M5: 899,682 km (0.094 R)
• M6: 1,032,973 km (0.12 R)
• M7: 1,284,447 km (0.091 R)
• M8: 1,998,777 km (0.082 R)
• M9: 2,781,324 km (0.062 R)
• M10: 3,555,941 km (0.076 R)
• M11: 3,777,047 km (0.048 R)
• M12: 4,464,300 km (0.064 R)
• M13: 5,408,711 km (0.114 R)
• M14: 5,590,323 km (0.077 R)
• M15: 8,385,110 km (0.063 R)
• M16: 10,578,664 km (0.106 R)
• M17: 12,174,125 km (0.062 R)
• M18: 14,058,909 km (0.12 R)
• M19: 16,430,185 km (0.036 R)
• M20: 17,749,787 km (0.073 R)
• M21: 18,231,941 km (0.117 R)
• M22: 21,399,676 km (0.118 R)
• M23: 27,178,492 km (0.108 R)
• M24: 30,138,137 km (0.107 R)
• M25: 32,345,004 km (0.11 R)
• M26: 33,184,398 km (0.088 R)
• M27: 34,284,990 km (0.076 R)
• M28: 37,996,363 km (0.118 R)
• M29: 40,429,722 km (0.114 R)
• M30: 41,403,455 km (0.119 R)
• M31: 42,964,808 km (0.081 R)
• M32: 55,008,783 km (0.11 R)
• M33: 59,177,178 km (0.117 R)
• M34: 59,712,588 km (0.05 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: 210 - 16,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit