🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.55 AU - 3.05 AU

Year: 1720 Days

Day: 18.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358

Radius: 9.3

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.76 AU - 4.88 AU

Year: 3885 Days

Day: 10.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,569,391 km

• M1: 115,789 km (0.09 R)
• M2: 474,973 km (0.09 R)
• M3: 904,918 km (0.116 R)
• M4: 1,673,701 km (0.096 R)
• M5: 3,460,947 km (0.071 R)
• M6: 3,961,052 km (0.095 R)
• M7: 4,292,262 km (0.085 R)
• M8: 5,250,885 km (0.036 R)
• M9: 5,677,239 km (0.106 R)
• M10: 6,346,091 km (0.071 R)
• M11: 6,743,124 km (0.103 R)
• M12: 7,555,590 km (0.103 R)
• M13: 8,001,841 km (0.106 R)
• M14: 8,298,044 km (0.081 R)
• M15: 10,041,009 km (0.116 R)
• M16: 10,541,564 km (0.105 R)
• M17: 10,937,998 km (0.106 R)
• M18: 12,757,108 km (0.118 R)
• M19: 13,116,442 km (0.115 R)
• M20: 14,867,784 km (0.067 R)
• M21: 15,980,045 km (0.03 R)
• M22: 16,345,363 km (0.1 R)
• M23: 16,662,809 km (0.047 R)
• M24: 17,092,604 km (0.047 R)
• M25: 19,235,893 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84

Radius: 13.8

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.86 AU - 5.4 AU

Year: 4265 Days

Day: 6.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,569,391 km

• M1: 177,423 km (0.09 R)
• M2: 633,248 km (0.085 R)
• M3: 1,123,779 km (0.094 R)
• M4: 1,554,771 km (0.102 R)
• M5: 3,615,033 km (0.075 R)
• M6: 4,071,755 km (0.07 R)
• M7: 5,102,783 km (0.063 R)
• M8: 5,658,091 km (0.108 R)
• M9: 6,301,062 km (0.088 R)
• M10: 7,706,684 km (0.114 R)
• M11: 8,152,486 km (0.109 R)
• M12: 10,681,138 km (0.094 R)
• M13: 11,166,135 km (0.101 R)
• M14: 12,068,958 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.5

Radius: 11

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.87 AU - 7.85 AU

Year: 7330 Days

Day: 14.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,569,391 km

• M1: 138,228 km (0.116 R)
• M2: 593,455 km (0.064 R)
• M3: 2,478,388 km (0.097 R)
• M4: 4,219,558 km (0.099 R)
• M5: 4,738,513 km (0.087 R)
• M6: 5,299,654 km (0.1 R)
• M7: 5,708,655 km (0.066 R)
• M8: 6,519,625 km (0.093 R)
• M9: 9,923,874 km (0.109 R)
• M10: 10,304,451 km (0.093 R)
• M11: 28,018,036 km (0.1 R)
• M12: 29,360,676 km (0.112 R)
• M13: 30,846,483 km (0.028 R)
• M14: 32,381,656 km (0.076 R)
• M15: 33,326,815 km (0.108 R)
• M16: 37,866,961 km (0.101 R)
• M17: 39,151,857 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.6

Radius: 8.9

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.97 AU - 11.39 AU

Year: 10210 Days

Day: 14.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 29,569,391 km

• M1: 201,060 km (0.08 R)
• M2: 541,993 km (0.09 R)
• M3: 852,409 km (0.1 R)
• M4: 1,152,203 km (0.083 R)
• M5: 1,580,950 km (0.041 R)
• M6: 1,890,618 km (0.053 R)
• M7: 4,388,753 km (0.117 R)
• M8: 5,613,660 km (0.118 R)
• M9: 6,230,003 km (0.116 R)
• M10: 7,597,178 km (0.112 R)
• M11: 8,124,511 km (0.043 R)
• M12: 8,628,955 km (0.086 R)
• M13: 8,960,912 km (0.102 R)
• M14: 9,301,248 km (0.09 R)
• M15: 9,700,824 km (0.118 R)
• M16: 10,913,613 km (0.081 R)
• M17: 11,757,196 km (0.046 R)
• M18: 12,704,300 km (0.101 R)
• M19: 15,156,209 km (0.045 R)
• M20: 16,784,731 km (0.077 R)
• M21: 21,145,809 km (0.037 R)
• M22: 21,576,351 km (0.025 R)
• M23: 23,265,610 km (0.103 R)
• M24: 23,816,879 km (0.105 R)
• M25: 24,282,876 km (0.108 R)
• M26: 27,410,818 km (0.07 R)
• M27: 29,926,156 km (0.057 R)
• M28: 32,820,277 km (0.099 R)
• M29: 39,807,993 km (0.092 R)
• M30: 44,415,458 km (0.109 R)
• M31: 44,697,001 km (0.059 R)
• M32: 46,701,762 km (0.105 R)
• M33: 49,971,822 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.7

Radius: 6.6

Gravity: 20.24 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.23 AU - 14.61 AU

Year: 16068 Days

Day: 24.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 29,569,391 km

• M1: 82,129 km (0.11 R)
• M2: 353,350 km (0.058 R)
• M3: 906,862 km (0.109 R)
• M4: 1,120,039 km (0.087 R)
• M5: 1,771,089 km (0.055 R)
• M6: 2,379,653 km (0.067 R)
• M7: 3,278,587 km (0.086 R)
• M8: 3,730,522 km (0.103 R)
• M9: 4,064,724 km (0.098 R)
• M10: 4,688,996 km (0.117 R)
• M11: 6,856,519 km (0.119 R)
• M12: 7,405,543 km (0.036 R)
• M13: 7,690,827 km (0.043 R)
• M14: 8,182,704 km (0.082 R)
• M15: 9,559,603 km (0.058 R)
• M16: 10,244,462 km (0.097 R)
• M17: 10,718,837 km (0.086 R)
• M18: 11,775,596 km (0.077 R)
• M19: 14,166,918 km (0.081 R)
• M20: 15,669,330 km (0.11 R)
• M21: 15,982,139 km (0.098 R)
• M22: 17,192,386 km (0.094 R)
• M23: 18,203,518 km (0.12 R)
• M24: 19,703,087 km (0.12 R)
• M25: 25,330,809 km (0.069 R)
• M26: 29,387,455 km (0.105 R)
• M27: 33,082,522 km (0.098 R)
• M28: 36,116,816 km (0.085 R)
• M29: 37,352,943 km (0.087 R)
• M30: 48,771,000 km (0.065 R)
• M31: 51,993,189 km (0.101 R)
• M32: 52,864,148 km (0.116 R)
• M33: 56,262,712 km (0.098 R)
• M34: 56,996,340 km (0.11 R)
• M35: 57,365,547 km (0.112 R)
• M36: 62,506,628 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.1

Radius: 3

Gravity: 70.23 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 14.52 AU - 17.26 AU

Year: 23252 Days

Day: 22.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 88.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 29,569,391 km

• M1: 37,699 km (0.081 R)
• M2: 158,574 km (0.117 R)
• M3: 302,636 km (0.082 R)
• M4: 446,699 km (0.108 R)
• M5: 635,043 km (0.088 R)
• M6: 920,924 km (0.108 R)
• M7: 1,543,700 km (0.104 R)
• M8: 1,912,609 km (0.105 R)
• M9: 2,117,707 km (0.116 R)
• M10: 2,571,887 km (0.082 R)
• M11: 4,117,233 km (0.076 R)
• M12: 4,251,721 km (0.088 R)
• M13: 4,672,839 km (0.029 R)
• M14: 6,963,631 km (0.096 R)
• M15: 7,547,213 km (0.112 R)
• M16: 9,034,664 km (0.111 R)
• M17: 9,906,670 km (0.07 R)
• M18: 10,270,642 km (0.097 R)
• M19: 13,000,055 km (0.09 R)
• M20: 13,144,417 km (0.119 R)
• M21: 14,032,729 km (0.101 R)
• M22: 14,260,866 km (0.079 R)
• M23: 17,897,889 km (0.116 R)
• M24: 19,642,948 km (0.069 R)
• M25: 28,601,617 km (0.082 R)
• M26: 32,943,396 km (0.102 R)
• M27: 34,162,020 km (0.109 R)
• M28: 38,440,669 km (0.118 R)
• M29: 43,705,916 km (0.119 R)
• M30: 45,673,128 km (0.095 R)
• M31: 47,527,543 km (0.093 R)
• M32: 50,313,653 km (0.094 R)
• M33: 50,669,248 km (0.09 R)
• M34: 57,750,612 km (0.064 R)
• M35: 61,323,608 km (0.096 R)
• M36: 63,371,004 km (0.115 R)
• M37: 69,785,312 km (0.075 R)
• M38: 71,117,930 km (0.101 R)
• M39: 74,293,444 km (0.105 R)
• M40: 78,513,301 km (0.103 R)
• M41: 78,752,358 km (0.083 R)
• M42: 79,472,373 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.9

Radius: 8

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 14.06 AU - 19.66 AU

Year: 25413 Days

Day: 24 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,569,391 km

• M1: 260,151 km (0.062 R)
• M2: 1,592,170 km (0.097 R)
• M3: 2,298,422 km (0.085 R)
• M4: 4,843,829 km (0.092 R)
• M5: 7,088,994 km (0.083 R)
• M6: 8,081,127 km (0.12 R)
• M7: 8,844,376 km (0.094 R)
• M8: 9,122,628 km (0.103 R)
• M9: 10,781,369 km (0.096 R)
• M10: 11,053,338 km (0.082 R)
• M11: 18,006,797 km (0.034 R)
• M12: 19,040,817 km (0.116 R)
• M13: 19,977,748 km (0.075 R)
• M14: 20,665,450 km (0.048 R)
• M15: 22,898,048 km (0.106 R)
• M16: 27,921,395 km (0.078 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 20,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit