🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.9

Radius: 12.5

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.79 AU - 1.05 AU

Year: 599 Days

Day: 6.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,459,860 km

• M1: 155,881 km (0.076 R)
• M2: 577,298 km (0.095 R)
• M3: 976,126 km (0.084 R)
• M4: 1,678,488 km (0.101 R)
• M5: 2,397,904 km (0.097 R)
• M6: 3,385,101 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.3

Radius: 11.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.25 AU - 2.51 AU

Year: 2490 Days

Day: 10.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,459,860 km

• M1: 144,661 km (0.101 R)
• M2: 603,179 km (0.068 R)
• M3: 1,105,678 km (0.116 R)
• M4: 1,624,782 km (0.119 R)
• M5: 2,038,869 km (0.097 R)
• M6: 2,457,145 km (0.108 R)
• M7: 2,962,786 km (0.076 R)
• M8: 3,605,458 km (0.107 R)
• M9: 4,108,855 km (0.088 R)
• M10: 5,739,921 km (0.099 R)
• M11: 6,899,903 km (0.106 R)
• M12: 7,679,008 km (0.051 R)
• M13: 8,734,272 km (0.108 R)
• M14: 9,149,855 km (0.094 R)
• M15: 9,883,483 km (0.08 R)
• M16: 10,619,953 km (0.059 R)
• M17: 12,520,893 km (0.071 R)
• M18: 12,967,742 km (0.1 R)
• M19: 13,679,379 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.3

Radius: 12.4

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.32 AU - 5.36 AU

Year: 6132 Days

Day: 7.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,459,860 km

• M1: 154,235 km (0.063 R)
• M2: 543,938 km (0.092 R)
• M3: 1,031,328 km (0.055 R)
• M4: 1,625,381 km (0.064 R)
• M5: 2,287,950 km (0.053 R)
• M6: 2,674,062 km (0.108 R)
• M7: 3,166,239 km (0.108 R)
• M8: 3,648,991 km (0.071 R)
• M9: 4,654,139 km (0.06 R)
• M10: 5,075,706 km (0.106 R)
• M11: 5,615,455 km (0.032 R)
• M12: 8,826,574 km (0.092 R)
• M13: 11,163,741 km (0.057 R)
• M14: 11,564,663 km (0.102 R)
• M15: 12,934,681 km (0.081 R)
• M16: 14,706,219 km (0.106 R)
• M17: 15,681,597 km (0.068 R)
• M18: 16,376,629 km (0.043 R)
• M19: 17,092,305 km (0.049 R)
• M20: 18,239,122 km (0.105 R)
• M21: 19,580,865 km (0.079 R)
• M22: 22,065,985 km (0.078 R)
• M23: 22,698,784 km (0.099 R)
• M24: 29,900,874 km (0.086 R)
• M25: 32,367,594 km (0.084 R)
• M26: 33,702,605 km (0.081 R)
• M27: 34,754,129 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.4

Radius: 8

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.41 AU - 4.89 AU

Year: 6801 Days

Day: 13 Hours

Environment

Temp: -216 °C

Axial Tilt: 129.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,459,860 km

• M1: 111,600 km (0.097 R)
• M2: 472,131 km (0.057 R)
• M3: 845,378 km (0.039 R)
• M4: 2,015,532 km (0.07 R)
• M5: 2,335,971 km (0.092 R)
• M6: 4,668,202 km (0.115 R)
• M7: 4,944,958 km (0.09 R)
• M8: 5,562,198 km (0.035 R)
• M9: 6,497,784 km (0.111 R)
• M10: 7,237,994 km (0.116 R)
• M11: 10,768,803 km (0.104 R)
• M12: 11,253,799 km (0.071 R)
• M13: 14,886,335 km (0.103 R)
• M14: 15,305,957 km (0.074 R)
• M15: 15,795,142 km (0.066 R)
• M16: 18,262,310 km (0.104 R)
• M17: 20,900,767 km (0.114 R)
• M18: 24,356,777 km (0.1 R)
• M19: 25,023,685 km (0.114 R)
• M20: 25,616,990 km (0.1 R)
• M21: 27,543,212 km (0.107 R)
• M22: 34,834,163 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.1

Radius: 12.3

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.99 AU - 5.07 AU

Year: 7651 Days

Day: 11.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 32,459,860 km

• M1: 153,039 km (0.116 R)
• M2: 537,804 km (0.118 R)
• M3: 1,051,972 km (0.101 R)
• M4: 1,458,280 km (0.06 R)
• M5: 1,862,793 km (0.102 R)
• M6: 2,565,903 km (0.105 R)
• M7: 4,820,941 km (0.086 R)
• M8: 5,906,573 km (0.062 R)
• M9: 7,626,350 km (0.097 R)
• M10: 8,513,914 km (0.047 R)
• M11: 9,706,658 km (0.102 R)
• M12: 11,165,087 km (0.075 R)
• M13: 12,996,913 km (0.093 R)
• M14: 15,542,321 km (0.065 R)
• M15: 17,390,004 km (0.106 R)
• M16: 18,329,928 km (0.09 R)
• M17: 19,000,276 km (0.095 R)
• M18: 19,997,495 km (0.067 R)
• M19: 21,353,750 km (0.109 R)
• M20: 21,929,552 km (0.112 R)
• M21: 23,458,293 km (0.098 R)
• M22: 24,875,732 km (0.067 R)
• M23: 25,605,471 km (0.037 R)
• M24: 34,153,044 km (0.045 R)
• M25: 36,905,346 km (0.042 R)
• M26: 38,335,502 km (0.07 R)
• M27: 40,926,836 km (0.096 R)
• M28: 42,200,961 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.9

Radius: 11.8

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.67 AU - 6.31 AU

Year: 8725 Days

Day: 12 Hours

Environment

Temp: -233 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,459,860 km

• M1: 148,251 km (0.097 R)
• M2: 700,716 km (0.053 R)
• M3: 1,257,221 km (0.054 R)
• M4: 1,652,757 km (0.103 R)
• M5: 2,509,654 km (0.082 R)
• M6: 3,593,042 km (0.116 R)
• M7: 4,521,296 km (0.092 R)
• M8: 5,150,954 km (0.096 R)
• M9: 6,186,770 km (0.102 R)
• M10: 7,119,363 km (0.119 R)
• M11: 7,681,103 km (0.058 R)
• M12: 10,946,226 km (0.088 R)
• M13: 14,718,187 km (0.12 R)
• M14: 18,374,658 km (0.108 R)
• M15: 21,260,101 km (0.05 R)
• M16: 23,198,740 km (0.046 R)
• M17: 28,606,554 km (0.103 R)
• M18: 29,108,754 km (0.079 R)
• M19: 30,130,806 km (0.052 R)
• M20: 35,834,973 km (0.099 R)
• M21: 42,090,857 km (0.087 R)
• M22: 43,134,003 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.6

Radius: 5.6

Gravity: 30.22 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.38 AU - 7.62 AU

Year: 11240 Days

Day: 17.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 32,459,860 km

• M1: 69,862 km (0.091 R)
• M2: 272,119 km (0.07 R)
• M3: 611,406 km (0.065 R)
• M4: 1,349,223 km (0.081 R)
• M5: 1,673,851 km (0.089 R)
• M6: 2,437,697 km (0.061 R)
• M7: 3,623,709 km (0.079 R)
• M8: 5,867,827 km (0.098 R)
• M9: 6,607,888 km (0.038 R)
• M10: 7,629,641 km (0.093 R)
• M11: 7,946,489 km (0.12 R)
• M12: 8,131,392 km (0.116 R)
• M13: 8,949,842 km (0.1 R)
• M14: 11,032,693 km (0.111 R)
• M15: 13,614,753 km (0.105 R)
• M16: 14,216,286 km (0.083 R)
• M17: 15,115,967 km (0.116 R)
• M18: 15,400,353 km (0.064 R)
• M19: 17,336,299 km (0.084 R)
• M20: 18,686,270 km (0.072 R)
• M21: 20,104,907 km (0.071 R)
• M22: 21,773,671 km (0.116 R)
• M23: 25,484,147 km (0.111 R)
• M24: 26,192,044 km (0.103 R)
• M25: 27,225,765 km (0.101 R)
• M26: 29,484,693 km (0.114 R)
• M27: 36,113,076 km (0.088 R)
• M28: 38,306,180 km (0.086 R)
• M29: 38,569,772 km (0.083 R)
• M30: 40,041,815 km (0.114 R)
• M31: 40,860,414 km (0.115 R)
• M32: 41,412,281 km (0.058 R)
• M33: 47,967,061 km (0.095 R)
• M34: 54,845,422 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.5

Radius: 3

Gravity: 51.61 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.02 AU - 9.66 AU

Year: 16336 Days

Day: 17.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 32,459,860 km

• M1: 37,848 km (0.117 R)
• M2: 207,941 km (0.109 R)
• M3: 377,735 km (0.082 R)
• M4: 729,140 km (0.107 R)
• M5: 864,676 km (0.098 R)
• M6: 1,388,567 km (0.088 R)
• M7: 1,950,158 km (0.042 R)
• M8: 3,240,439 km (0.076 R)
• M9: 6,293,283 km (0.119 R)
• M10: 6,412,513 km (0.085 R)
• M11: 7,074,483 km (0.101 R)
• M12: 7,466,131 km (0.053 R)
• M13: 7,735,108 km (0.046 R)
• M14: 10,124,784 km (0.045 R)
• M15: 11,783,824 km (0.102 R)
• M16: 14,563,951 km (0.087 R)
• M17: 15,125,392 km (0.109 R)
• M18: 15,555,785 km (0.07 R)
• M19: 16,440,956 km (0.065 R)
• M20: 16,972,477 km (0.088 R)
• M21: 17,672,595 km (0.069 R)
• M22: 18,230,296 km (0.09 R)
• M23: 18,964,372 km (0.108 R)
• M24: 23,215,346 km (0.07 R)
• M25: 24,077,179 km (0.094 R)
• M26: 24,467,031 km (0.062 R)
• M27: 25,259,301 km (0.079 R)
• M28: 25,460,062 km (0.095 R)
• M29: 26,999,424 km (0.111 R)
• M30: 27,209,160 km (0.108 R)
• M31: 29,146,752 km (0.085 R)
• M32: 29,700,862 km (0.119 R)
• M33: 32,695,811 km (0.072 R)
• M34: 33,899,326 km (0.11 R)
• M35: 35,132,013 km (0.101 R)
• M36: 36,139,554 km (0.049 R)
• M37: 37,948,641 km (0.119 R)
• M38: 38,742,109 km (0.063 R)
• M39: 45,196,060 km (0.034 R)
• M40: 48,521,321 km (0.081 R)
• M41: 48,676,155 km (0.075 R)
• M42: 54,809,817 km (0.111 R)
• M43: 55,823,044 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.3

Radius: 5.1

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.24 AU - 8.54 AU

Year: 16483 Days

Day: 18.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,459,860 km

• M1: 63,579 km (0.062 R)
• M2: 228,286 km (0.081 R)
• M3: 557,551 km (0.091 R)
• M4: 895,044 km (0.068 R)
• M5: 1,562,400 km (0.064 R)
• M6: 1,941,182 km (0.104 R)
• M7: 2,498,135 km (0.086 R)
• M8: 3,216,803 km (0.036 R)
• M9: 4,462,804 km (0.054 R)
• M10: 5,844,639 km (0.06 R)
• M11: 6,991,307 km (0.084 R)
• M12: 7,525,820 km (0.082 R)
• M13: 8,397,676 km (0.086 R)
• M14: 10,340,055 km (0.06 R)
• M15: 10,752,347 km (0.059 R)
• M16: 12,666,153 km (0.089 R)
• M17: 16,341,323 km (0.099 R)
• M18: 18,856,363 km (0.054 R)
• M19: 26,037,809 km (0.111 R)
• M20: 30,090,415 km (0.116 R)
• M21: 30,741,764 km (0.072 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: 274 - 11,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit