🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.51 AU - 0.81 AU

Year: 352 Days

Day: 25.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,761,720 km

• M1: 545,284 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.1

Radius: 9.2

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.67 AU - 2.13 AU

Year: 1718 Days

Day: 8.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,761,720 km

• M1: 114,442 km (0.051 R)
• M2: 529,876 km (0.06 R)
• M3: 971,489 km (0.081 R)
• M4: 1,464,414 km (0.061 R)
• M5: 1,940,883 km (0.116 R)
• M6: 2,344,049 km (0.109 R)
• M7: 3,826,265 km (0.096 R)
• M8: 4,204,747 km (0.089 R)
• M9: 4,862,529 km (0.091 R)
• M10: 5,399,586 km (0.109 R)
• M11: 5,926,020 km (0.114 R)
• M12: 6,833,930 km (0.06 R)
• M13: 7,193,862 km (0.082 R)
• M14: 9,287,185 km (0.068 R)
• M15: 9,763,954 km (0.119 R)
• M16: 10,149,916 km (0.082 R)
• M17: 11,718,001 km (0.101 R)
• M18: 12,600,928 km (0.107 R)
• M19: 12,890,998 km (0.075 R)
• M20: 14,096,159 km (0.062 R)
• M21: 14,408,818 km (0.071 R)
• M22: 14,909,522 km (0.068 R)
• M23: 15,897,616 km (0.097 R)
• M24: 16,432,429 km (0.108 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.8

Radius: 7.3

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.17 AU - 6.61 AU

Year: 10596 Days

Day: 16.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,761,720 km

• M1: 96,640 km (0.097 R)
• M2: 456,722 km (0.044 R)
• M3: 1,573,321 km (0.104 R)
• M4: 1,832,275 km (0.103 R)
• M5: 2,437,099 km (0.118 R)
• M6: 3,903,756 km (0.107 R)
• M7: 5,187,007 km (0.065 R)
• M8: 6,479,682 km (0.097 R)
• M9: 8,225,789 km (0.104 R)
• M10: 13,815,962 km (0.099 R)
• M11: 15,585,555 km (0.092 R)
• M12: 18,049,432 km (0.103 R)
• M13: 24,405,845 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.7

Radius: 6.4

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.92 AU - 8.14 AU

Year: 13555 Days

Day: 19.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,761,720 km

• M1: 179,667 km (0.09 R)
• M2: 518,357 km (0.099 R)
• M3: 1,734,288 km (0.102 R)
• M4: 1,944,623 km (0.107 R)
• M5: 2,240,378 km (0.096 R)
• M6: 2,943,039 km (0.084 R)
• M7: 3,156,216 km (0.068 R)
• M8: 4,803,588 km (0.069 R)
• M9: 9,908,615 km (0.091 R)
• M10: 10,685,477 km (0.1 R)
• M11: 23,574,829 km (0.114 R)
• M12: 27,310,886 km (0.109 R)
• M13: 27,969,715 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.9

Radius: 4.1

Gravity: 55.44 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.04 AU - 9.92 AU

Year: 16200 Days

Day: 23.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 42,761,720 km

• M1: 51,013 km (0.085 R)
• M2: 318,344 km (0.093 R)
• M3: 896,091 km (0.081 R)
• M4: 1,050,476 km (0.084 R)
• M5: 1,968,858 km (0.103 R)
• M6: 2,169,169 km (0.119 R)
• M7: 2,339,112 km (0.058 R)
• M8: 2,540,920 km (0.119 R)
• M9: 2,778,631 km (0.089 R)
• M10: 3,109,841 km (0.115 R)
• M11: 3,326,309 km (0.11 R)
• M12: 3,973,619 km (0.08 R)
• M13: 4,528,627 km (0.078 R)
• M14: 4,842,483 km (0.062 R)
• M15: 5,023,048 km (0.107 R)
• M16: 6,458,738 km (0.079 R)
• M17: 6,811,490 km (0.057 R)
• M18: 6,946,876 km (0.108 R)
• M19: 7,459,249 km (0.09 R)
• M20: 7,700,251 km (0.11 R)
• M21: 9,092,708 km (0.086 R)
• M22: 11,578,576 km (0.045 R)
• M23: 13,680,127 km (0.053 R)
• M24: 14,261,015 km (0.084 R)
• M25: 19,062,658 km (0.09 R)
• M26: 22,366,378 km (0.109 R)
• M27: 24,946,791 km (0.098 R)
• M28: 26,032,124 km (0.083 R)
• M29: 27,262,118 km (0.099 R)
• M30: 29,837,146 km (0.051 R)
• M31: 35,872,073 km (0.074 R)
• M32: 36,145,389 km (0.115 R)
• M33: 36,835,185 km (0.075 R)
• M34: 39,536,024 km (0.103 R)
• M35: 41,608,553 km (0.113 R)
• M36: 56,501,470 km (0.089 R)
• M37: 57,991,764 km (0.088 R)
• M38: 63,016,308 km (0.077 R)
• M39: 73,039,664 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.8

Radius: 7.7

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.84 AU - 10.64 AU

Year: 18425 Days

Day: 24.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,761,720 km

• M1: 95,743 km (0.031 R)
• M2: 365,468 km (0.076 R)
• M3: 1,463,217 km (0.117 R)
• M4: 3,670,234 km (0.103 R)
• M5: 4,211,479 km (0.116 R)
• M6: 4,968,444 km (0.112 R)
• M7: 6,481,627 km (0.077 R)
• M8: 6,783,515 km (0.097 R)
• M9: 8,960,164 km (0.093 R)
• M10: 9,420,028 km (0.088 R)
• M11: 11,613,133 km (0.102 R)
• M12: 12,009,119 km (0.095 R)
• M13: 14,463,122 km (0.095 R)
• M14: 21,352,254 km (0.062 R)
• M15: 22,248,195 km (0.03 R)
• M16: 22,782,260 km (0.091 R)
• M17: 28,513,055 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 407.8

Radius: 4.8

Gravity: 17.7 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.17 AU - 10.55 AU

Year: 18786 Days

Day: 25 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,761,720 km

• M1: 59,690 km (0.097 R)
• M2: 224,397 km (0.066 R)
• M3: 448,046 km (0.081 R)
• M4: 805,884 km (0.078 R)
• M5: 1,748,949 km (0.058 R)
• M6: 4,868,214 km (0.045 R)
• M7: 6,186,470 km (0.114 R)
• M8: 7,498,294 km (0.075 R)
• M9: 7,680,205 km (0.045 R)
• M10: 9,036,310 km (0.087 R)
• M11: 9,557,060 km (0.034 R)
• M12: 10,375,360 km (0.107 R)
• M13: 11,004,419 km (0.071 R)
• M14: 12,848,812 km (0.058 R)
• M15: 13,440,022 km (0.097 R)
• M16: 17,136,885 km (0.085 R)
• M17: 19,514,743 km (0.072 R)
• M18: 21,277,006 km (0.086 R)
• M19: 24,312,796 km (0.084 R)
• M20: 26,770,389 km (0.108 R)
• M21: 28,941,054 km (0.082 R)
• M22: 29,614,394 km (0.055 R)
• M23: 34,748,893 km (0.114 R)
• M24: 38,798,058 km (0.098 R)
• M25: 44,472,455 km (0.092 R)
• M26: 47,351,616 km (0.116 R)
• M27: 49,391,532 km (0.118 R)
• M28: 51,162,771 km (0.102 R)
• M29: 53,982,840 km (0.064 R)
• M30: 59,388,709 km (0.093 R)
• M31: 60,840,108 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.4

Radius: 5.7

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.92 AU - 11.1 AU

Year: 19239 Days

Day: 21.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,761,720 km

• M1: 74,051 km (0.057 R)
• M2: 284,386 km (0.051 R)
• M3: 1,306,139 km (0.091 R)
• M4: 3,858,279 km (0.047 R)
• M5: 5,248,791 km (0.119 R)
• M6: 7,290,503 km (0.116 R)
• M7: 16,272,209 km (0.066 R)
• M8: 18,737,283 km (0.078 R)
• M9: 25,737,117 km (0.08 R)
• M10: 26,011,779 km (0.093 R)
• M11: 31,504,713 km (0.119 R)
• M12: 32,029,802 km (0.092 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 16,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit