🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.63 AU - 0.97 AU

Year: 319 Days

Day: 33.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.33 AU - 1.95 AU

Year: 937 Days

Day: 38.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.8

Radius: 11.6

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.77 AU - 3.97 AU

Year: 3397 Days

Day: 8.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 60.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,644,615 km

• M1: 145,110 km (0.12 R)
• M2: 537,954 km (0.078 R)
• M3: 1,085,033 km (0.084 R)
• M4: 1,468,303 km (0.111 R)
• M5: 2,329,688 km (0.078 R)
• M6: 2,904,742 km (0.116 R)
• M7: 3,644,803 km (0.094 R)
• M8: 5,744,259 km (0.11 R)
• M9: 6,910,524 km (0.033 R)
• M10: 7,490,216 km (0.119 R)
• M11: 9,356,449 km (0.08 R)
• M12: 9,885,726 km (0.073 R)
• M13: 10,249,549 km (0.076 R)
• M14: 13,315,557 km (0.104 R)
• M15: 15,201,088 km (0.025 R)
• M16: 16,689,288 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.7

Radius: 8.4

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.35 AU - 5.25 AU

Year: 4693 Days

Day: 5.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,644,615 km

• M1: 104,569 km (0.095 R)
• M2: 878,738 km (0.103 R)
• M3: 1,231,639 km (0.117 R)
• M4: 3,631,040 km (0.096 R)
• M5: 4,136,980 km (0.117 R)
• M6: 4,462,654 km (0.114 R)
• M7: 7,622,610 km (0.108 R)
• M8: 8,013,509 km (0.107 R)
• M9: 9,085,976 km (0.113 R)
• M10: 11,054,086 km (0.084 R)
• M11: 11,344,755 km (0.071 R)
• M12: 13,058,847 km (0.117 R)
• M13: 13,761,807 km (0.06 R)
• M14: 18,989,804 km (0.108 R)
• M15: 20,633,735 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.3

Radius: 13.3

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.38 AU - 6.02 AU

Year: 5291 Days

Day: 7.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,644,615 km

• M1: 175,628 km (0.064 R)
• M2: 654,042 km (0.046 R)
• M3: 1,079,199 km (0.062 R)
• M4: 2,034,830 km (0.102 R)
• M5: 2,532,393 km (0.048 R)
• M6: 3,474,710 km (0.113 R)
• M7: 4,074,448 km (0.059 R)
• M8: 4,847,569 km (0.094 R)
• M9: 6,172,857 km (0.07 R)
• M10: 6,752,848 km (0.113 R)
• M11: 8,596,043 km (0.052 R)
• M12: 10,483,520 km (0.088 R)
• M13: 16,057,237 km (0.091 R)
• M14: 17,032,316 km (0.088 R)
• M15: 18,371,815 km (0.088 R)
• M16: 18,833,474 km (0.09 R)
• M17: 20,900,767 km (0.105 R)
• M18: 21,476,719 km (0.085 R)
• M19: 22,735,884 km (0.097 R)
• M20: 24,122,058 km (0.076 R)
• M21: 30,601,142 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.3

Radius: 9.4

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.15 AU - 7.67 AU

Year: 7242 Days

Day: 11 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,644,615 km

• M1: 116,986 km (0.116 R)
• M2: 676,631 km (0.032 R)
• M3: 1,027,438 km (0.105 R)
• M4: 1,367,025 km (0.111 R)
• M5: 2,422,588 km (0.069 R)
• M6: 2,923,890 km (0.101 R)
• M7: 3,430,728 km (0.052 R)
• M8: 3,859,625 km (0.11 R)
• M9: 4,544,933 km (0.055 R)
• M10: 5,854,961 km (0.092 R)
• M11: 6,469,210 km (0.036 R)
• M12: 7,754,256 km (0.071 R)
• M13: 8,495,214 km (0.109 R)
• M14: 13,129,008 km (0.091 R)
• M15: 14,288,841 km (0.101 R)
• M16: 14,671,961 km (0.059 R)
• M17: 16,690,784 km (0.104 R)
• M18: 18,498,375 km (0.109 R)
• M19: 20,640,467 km (0.064 R)
• M20: 23,696,153 km (0.118 R)
• M21: 26,055,012 km (0.111 R)
• M22: 29,262,241 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.8

Radius: 15

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.67 AU - 10.77 AU

Year: 11490 Days

Day: 10.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,644,615 km

• M1: 187,297 km (0.104 R)
• M2: 734,077 km (0.101 R)
• M3: 1,787,246 km (0.116 R)
• M4: 2,436,949 km (0.074 R)
• M5: 2,992,107 km (0.116 R)
• M6: 3,556,390 km (0.098 R)
• M7: 5,831,774 km (0.106 R)
• M8: 8,263,338 km (0.081 R)
• M9: 13,052,863 km (0.044 R)
• M10: 17,660,777 km (0.111 R)
• M11: 19,199,540 km (0.087 R)
• M12: 22,105,030 km (0.081 R)
• M13: 22,631,016 km (0.084 R)
• M14: 24,259,389 km (0.062 R)
• M15: 33,132,188 km (0.105 R)
• M16: 33,937,623 km (0.059 R)
• M17: 34,755,924 km (0.059 R)
• M18: 36,189,520 km (0.103 R)
• M19: 40,726,973 km (0.112 R)
• M20: 48,077,315 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.6

Radius: 8

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.13 AU - 10.61 AU

Year: 11788 Days

Day: 9.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,644,615 km

• M1: 99,483 km (0.108 R)
• M2: 487,988 km (0.106 R)
• M3: 1,540,708 km (0.118 R)
• M4: 1,796,222 km (0.045 R)
• M5: 2,198,640 km (0.114 R)
• M6: 2,699,793 km (0.088 R)
• M7: 3,031,451 km (0.107 R)
• M8: 3,903,607 km (0.101 R)
• M9: 4,610,158 km (0.077 R)
• M10: 5,431,151 km (0.09 R)
• M11: 7,721,344 km (0.029 R)
• M12: 9,147,012 km (0.084 R)
• M13: 9,517,566 km (0.079 R)
• M14: 10,239,226 km (0.114 R)
• M15: 10,689,516 km (0.034 R)
• M16: 10,945,179 km (0.1 R)
• M17: 14,906,381 km (0.066 R)
• M18: 16,346,859 km (0.062 R)
• M19: 17,734,828 km (0.067 R)
• M20: 18,826,144 km (0.1 R)
• M21: 21,872,106 km (0.114 R)
• M22: 23,554,783 km (0.117 R)
• M23: 24,076,132 km (0.045 R)
• M24: 25,961,065 km (0.058 R)
• M25: 26,892,312 km (0.111 R)
• M26: 31,464,920 km (0.119 R)
• M27: 33,169,588 km (0.118 R)
• M28: 35,159,838 km (0.11 R)
• M29: 35,726,515 km (0.079 R)
• M30: 38,054,407 km (0.065 R)
• M31: 40,111,079 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.7

Radius: 3.2

Gravity: 34.05 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.94 AU - 13.8 AU

Year: 17108 Days

Day: 22 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,644,615 km

• M1: 40,092 km (0.097 R)
• M2: 162,762 km (0.065 R)
• M3: 318,195 km (0.119 R)
• M4: 518,057 km (0.079 R)
• M5: 696,827 km (0.1 R)
• M6: 844,330 km (0.103 R)
• M7: 1,034,918 km (0.112 R)
• M8: 1,152,801 km (0.102 R)
• M9: 1,917,695 km (0.116 R)
• M10: 2,228,111 km (0.118 R)
• M11: 2,613,475 km (0.107 R)
• M12: 2,947,826 km (0.114 R)
• M13: 4,573,955 km (0.073 R)
• M14: 6,242,270 km (0.106 R)
• M15: 8,323,326 km (0.117 R)
• M16: 11,048,252 km (0.112 R)
• M17: 12,094,240 km (0.075 R)
• M18: 12,702,804 km (0.082 R)
• M19: 14,856,265 km (0.076 R)
• M20: 17,393,296 km (0.085 R)
• M21: 20,458,706 km (0.052 R)
• M22: 22,751,592 km (0.11 R)
• M23: 25,112,247 km (0.11 R)
• M24: 27,839,715 km (0.074 R)
• M25: 31,207,013 km (0.105 R)
• M26: 33,163,903 km (0.073 R)
• M27: 33,636,034 km (0.103 R)
• M28: 34,232,331 km (0.111 R)
• M29: 36,940,352 km (0.105 R)
• M30: 40,993,257 km (0.106 R)
• M31: 41,264,478 km (0.072 R)
• M32: 42,499,857 km (0.119 R)
• M33: 47,538,164 km (0.113 R)
• M34: 48,895,166 km (0.114 R)
• M35: 49,814,146 km (0.114 R)
• M36: 52,320,658 km (0.081 R)
• M37: 53,604,807 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.9

Radius: 7.8

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 14.86 AU - 16.92 AU

Year: 28264 Days

Day: 15.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,644,615 km

• M1: 226,192 km (0.07 R)
• M2: 926,310 km (0.113 R)
• M3: 1,530,087 km (0.096 R)
• M4: 3,199,450 km (0.119 R)
• M5: 4,669,698 km (0.111 R)
• M6: 9,513,228 km (0.107 R)
• M7: 12,760,848 km (0.088 R)
• M8: 14,592,823 km (0.088 R)
• M9: 16,333,844 km (0.068 R)
• M10: 17,032,166 km (0.055 R)
• M11: 26,076,405 km (0.048 R)
• M12: 26,909,216 km (0.089 R)
• M13: 27,759,680 km (0.116 R)
• M14: 28,502,882 km (0.092 R)
• M15: 32,828,954 km (0.08 R)
• M16: 38,635,445 km (0.084 R)
• M17: 40,819,425 km (0.086 R)
• M18: 46,463,154 km (0.079 R)
• M19: 77,602,549 km (0.038 R)
• M20: 79,322,925 km (0.066 R)
• M21: 84,636,791 km (0.069 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 14,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit