🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.5 AU - 0.76 AU

Year: 328 Days

Day: 28.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.7

Radius: 8.1

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.54 AU - 0.84 AU

Year: 376 Days

Day: 14.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,204,375 km

• M1: 100,829 km (0.065 R)
• M2: 371,302 km (0.079 R)
• M3: 631,752 km (0.057 R)
• M4: 963,560 km (0.109 R)
• M5: 1,319,603 km (0.119 R)
• M6: 1,606,681 km (0.059 R)
• M7: 2,248,306 km (0.103 R)
• M8: 2,730,760 km (0.056 R)
• M9: 3,546,367 km (0.096 R)
• M10: 3,851,696 km (0.118 R)
• M11: 4,418,074 km (0.117 R)
• M12: 4,757,661 km (0.111 R)
• M13: 5,084,084 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 13

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.69 AU - 1.11 AU

Year: 560 Days

Day: 5.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,204,375 km

• M1: 161,715 km (0.109 R)
• M2: 693,237 km (0.046 R)
• M3: 1,169,107 km (0.085 R)
• M4: 1,662,332 km (0.084 R)
• M5: 2,228,410 km (0.094 R)
• M6: 3,594,538 km (0.09 R)
• M7: 4,103,918 km (0.118 R)
• M8: 4,598,639 km (0.112 R)
• M9: 5,286,041 km (0.059 R)
• M10: 5,818,160 km (0.047 R)
• M11: 6,366,437 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895

Radius: 14.2

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.17 AU - 1.57 AU

Year: 1052 Days

Day: 5.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,204,375 km

• M1: 178,769 km (0.066 R)
• M2: 678,127 km (0.088 R)
• M3: 1,370,616 km (0.076 R)
• M4: 2,984,328 km (0.111 R)
• M5: 4,327,717 km (0.116 R)
• M6: 5,047,881 km (0.087 R)
• M7: 5,592,417 km (0.051 R)
• M8: 7,090,939 km (0.051 R)
• M9: 7,723,738 km (0.075 R)
• M10: 8,421,612 km (0.099 R)
• M11: 10,068,086 km (0.035 R)
• M12: 10,737,986 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.6

Radius: 10.3

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.62 AU - 2.28 AU

Year: 1786 Days

Day: 13.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,204,375 km

• M1: 128,056 km (0.108 R)
• M2: 574,905 km (0.092 R)
• M3: 956,379 km (0.083 R)
• M4: 1,706,912 km (0.111 R)
• M5: 2,107,236 km (0.117 R)
• M6: 2,841,312 km (0.085 R)
• M7: 3,342,016 km (0.071 R)
• M8: 4,261,445 km (0.089 R)
• M9: 4,812,414 km (0.106 R)
• M10: 5,273,175 km (0.086 R)
• M11: 6,998,188 km (0.099 R)
• M12: 8,094,591 km (0.071 R)
• M13: 9,235,574 km (0.106 R)
• M14: 10,194,796 km (0.065 R)
• M15: 12,031,110 km (0.083 R)
• M16: 14,478,082 km (0.076 R)
• M17: 15,115,219 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.5

Radius: 9.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.87 AU - 2.53 AU

Year: 2141 Days

Day: 11.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,204,375 km

• M1: 116,986 km (0.044 R)
• M2: 431,141 km (0.075 R)
• M3: 827,725 km (0.075 R)
• M4: 1,139,786 km (0.103 R)
• M5: 1,574,368 km (0.043 R)
• M6: 1,903,932 km (0.097 R)
• M7: 2,509,803 km (0.083 R)
• M8: 2,937,055 km (0.055 R)
• M9: 3,653,330 km (0.116 R)
• M10: 4,187,095 km (0.06 R)
• M11: 4,607,166 km (0.051 R)
• M12: 4,997,616 km (0.047 R)
• M13: 5,676,940 km (0.082 R)
• M14: 6,371,074 km (0.088 R)
• M15: 6,692,111 km (0.101 R)
• M16: 7,466,879 km (0.115 R)
• M17: 9,194,136 km (0.073 R)
• M18: 10,590,033 km (0.109 R)

Asteroid Belt

Center: 2.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.4

Radius: 8.7

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.82 AU - 3.62 AU

Year: 3790 Days

Day: 10.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,204,375 km

• M1: 125,812 km (0.09 R)
• M2: 401,820 km (0.072 R)
• M3: 1,060,200 km (0.106 R)
• M4: 1,451,548 km (0.116 R)
• M5: 2,415,407 km (0.106 R)
• M6: 3,051,198 km (0.08 R)
• M7: 3,462,144 km (0.077 R)
• M8: 3,832,398 km (0.084 R)
• M9: 5,991,694 km (0.114 R)
• M10: 6,390,372 km (0.057 R)
• M11: 8,228,930 km (0.087 R)
• M12: 9,803,298 km (0.028 R)
• M13: 11,168,379 km (0.12 R)
• M14: 11,937,910 km (0.057 R)
• M15: 12,272,261 km (0.078 R)
• M16: 12,655,980 km (0.036 R)
• M17: 13,537,261 km (0.102 R)
• M18: 16,632,740 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.9

Radius: 10.7

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.86 AU - 5.86 AU

Year: 8141 Days

Day: 9.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,204,375 km

• M1: 133,142 km (0.082 R)
• M2: 619,784 km (0.052 R)
• M3: 1,278,763 km (0.065 R)
• M4: 1,638,396 km (0.118 R)
• M5: 2,150,170 km (0.112 R)
• M6: 3,378,967 km (0.083 R)
• M7: 4,965,153 km (0.092 R)
• M8: 7,391,631 km (0.11 R)
• M9: 7,924,498 km (0.107 R)
• M10: 8,571,060 km (0.075 R)
• M11: 9,205,954 km (0.096 R)
• M12: 10,117,304 km (0.059 R)
• M13: 10,723,325 km (0.037 R)
• M14: 14,816,173 km (0.108 R)
• M15: 16,475,662 km (0.102 R)
• M16: 17,314,757 km (0.088 R)
• M17: 22,447,160 km (0.102 R)
• M18: 23,740,883 km (0.09 R)
• M19: 24,361,415 km (0.093 R)
• M20: 30,858,600 km (0.062 R)
• M21: 33,552,259 km (0.111 R)
• M22: 34,559,352 km (0.094 R)
• M23: 36,165,584 km (0.073 R)
• M24: 36,751,111 km (0.039 R)
• M25: 38,545,836 km (0.107 R)
• M26: 41,028,712 km (0.071 R)
• M27: 44,815,483 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.1

Radius: 7.3

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.7 AU - 8.6 AU

Year: 12542 Days

Day: 21.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,204,375 km

• M1: 90,806 km (0.075 R)
• M2: 550,969 km (0.083 R)
• M3: 1,243,458 km (0.075 R)
• M4: 1,691,952 km (0.1 R)
• M5: 2,277,628 km (0.077 R)
• M6: 2,580,264 km (0.061 R)
• M7: 2,909,679 km (0.077 R)
• M8: 3,288,760 km (0.111 R)
• M9: 4,044,079 km (0.064 R)
• M10: 5,144,222 km (0.048 R)
• M11: 5,447,906 km (0.11 R)
• M12: 7,881,265 km (0.094 R)
• M13: 11,564,813 km (0.065 R)
• M14: 13,291,322 km (0.077 R)
• M15: 14,815,276 km (0.116 R)
• M16: 20,456,013 km (0.088 R)
• M17: 20,911,987 km (0.106 R)
• M18: 22,966,265 km (0.105 R)
• M19: 23,293,884 km (0.079 R)
• M20: 24,295,293 km (0.094 R)
• M21: 28,026,712 km (0.073 R)
• M22: 32,021,125 km (0.105 R)
• M23: 35,499,724 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.4

Radius: 5.4

Gravity: 28.1 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.52 AU - 9.72 AU

Year: 15179 Days

Day: 17.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,204,375 km

• M1: 67,319 km (0.12 R)
• M2: 293,810 km (0.114 R)
• M3: 654,042 km (0.11 R)
• M4: 831,914 km (0.065 R)
• M5: 1,103,583 km (0.076 R)
• M6: 1,330,823 km (0.115 R)
• M7: 3,147,539 km (0.089 R)
• M8: 4,363,919 km (0.118 R)
• M9: 5,367,871 km (0.106 R)
• M10: 6,644,689 km (0.11 R)
• M11: 7,353,633 km (0.073 R)
• M12: 8,160,863 km (0.093 R)
• M13: 8,816,700 km (0.081 R)
• M14: 9,398,636 km (0.06 R)
• M15: 10,175,946 km (0.106 R)
• M16: 12,566,072 km (0.118 R)
• M17: 16,934,629 km (0.114 R)
• M18: 17,915,392 km (0.039 R)
• M19: 18,847,237 km (0.119 R)
• M20: 21,551,967 km (0.108 R)
• M21: 22,508,196 km (0.092 R)
• M22: 28,390,684 km (0.056 R)
• M23: 30,242,257 km (0.104 R)
• M24: 34,959,676 km (0.057 R)
• M25: 36,144,491 km (0.053 R)
• M26: 37,084,415 km (0.087 R)
• M27: 37,355,935 km (0.039 R)
• M28: 41,007,469 km (0.087 R)
• M29: 41,882,617 km (0.059 R)
• M30: 48,198,938 km (0.076 R)
• M31: 50,326,968 km (0.09 R)
• M32: 50,826,774 km (0.027 R)
• M33: 51,161,873 km (0.112 R)
• M34: 52,859,211 km (0.053 R)
• M35: 53,721,792 km (0.112 R)
• M36: 54,418,619 km (0.083 R)
• M37: 60,024,500 km (0.059 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 12,620 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit