🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.6 AU - 0.64 AU

Year: 320 Days

Day: 39.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.9

Radius: 10.4

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.75 AU - 2.89 AU

Year: 2318 Days

Day: 10 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,254,928 km

• M1: 130,001 km (0.113 R)
• M2: 660,923 km (0.081 R)
• M3: 1,052,720 km (0.072 R)
• M4: 1,643,632 km (0.096 R)
• M5: 2,196,097 km (0.027 R)
• M6: 2,933,614 km (0.043 R)
• M7: 3,271,855 km (0.048 R)
• M8: 4,068,314 km (0.068 R)
• M9: 4,919,077 km (0.099 R)
• M10: 6,883,148 km (0.106 R)
• M11: 8,319,287 km (0.065 R)
• M12: 10,480,528 km (0.06 R)
• M13: 11,034,189 km (0.119 R)
• M14: 11,359,266 km (0.1 R)
• M15: 12,286,473 km (0.12 R)
• M16: 13,724,109 km (0.073 R)
• M17: 14,726,714 km (0.04 R)
• M18: 15,270,951 km (0.062 R)
• M19: 15,624,151 km (0.118 R)
• M20: 18,139,639 km (0.119 R)
• M21: 19,641,303 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.2

Radius: 10.6

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.17 AU - 2.95 AU

Year: 2687 Days

Day: 10.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,254,928 km

• M1: 144,512 km (0.051 R)
• M2: 952,490 km (0.106 R)
• M3: 1,600,548 km (0.11 R)
• M4: 1,959,433 km (0.116 R)
• M5: 2,667,330 km (0.115 R)
• M6: 3,361,614 km (0.108 R)
• M7: 3,990,523 km (0.099 R)
• M8: 4,324,874 km (0.081 R)
• M9: 6,069,485 km (0.096 R)
• M10: 6,720,385 km (0.109 R)
• M11: 8,348,309 km (0.107 R)
• M12: 8,926,505 km (0.072 R)
• M13: 9,888,868 km (0.116 R)
• M14: 10,348,433 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.4

Radius: 12.5

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.39 AU - 3.39 AU

Year: 3223 Days

Day: 5.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,254,928 km

• M1: 155,432 km (0.058 R)
• M2: 569,968 km (0.043 R)
• M3: 1,489,995 km (0.101 R)
• M4: 2,305,752 km (0.066 R)
• M5: 2,964,431 km (0.093 R)
• M6: 4,114,839 km (0.107 R)
• M7: 4,659,674 km (0.052 R)
• M8: 5,134,648 km (0.091 R)
• M9: 5,666,767 km (0.088 R)
• M10: 6,506,610 km (0.12 R)
• M11: 7,101,710 km (0.067 R)
• M12: 9,176,782 km (0.094 R)
• M13: 10,036,521 km (0.106 R)
• M14: 10,949,218 km (0.119 R)
• M15: 12,293,654 km (0.05 R)
• M16: 12,983,749 km (0.062 R)
• M17: 13,974,685 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571

Radius: 11.9

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.28 AU - 4 AU

Year: 4556 Days

Day: 8.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,254,928 km

• M1: 147,952 km (0.113 R)
• M2: 548,276 km (0.081 R)
• M3: 1,085,333 km (0.053 R)
• M4: 1,537,417 km (0.032 R)
• M5: 2,087,788 km (0.11 R)
• M6: 2,633,521 km (0.12 R)
• M7: 3,085,456 km (0.116 R)
• M8: 4,035,552 km (0.066 R)
• M9: 4,471,331 km (0.113 R)
• M10: 4,964,106 km (0.107 R)
• M11: 6,663,837 km (0.1 R)
• M12: 8,835,549 km (0.038 R)
• M13: 9,534,471 km (0.108 R)
• M14: 10,144,680 km (0.079 R)
• M15: 10,694,453 km (0.036 R)
• M16: 11,175,111 km (0.068 R)
• M17: 12,416,174 km (0.068 R)
• M18: 14,954,102 km (0.083 R)
• M19: 17,398,232 km (0.094 R)
• M20: 19,640,256 km (0.117 R)
• M21: 20,763,287 km (0.116 R)
• M22: 22,491,890 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.1

Radius: 14.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.97 AU - 4.29 AU

Year: 5506 Days

Day: 13.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,254,928 km

• M1: 185,352 km (0.105 R)
• M2: 660,175 km (0.051 R)
• M3: 1,169,556 km (0.071 R)
• M4: 1,967,960 km (0.078 R)
• M5: 2,501,127 km (0.072 R)
• M6: 3,913,331 km (0.105 R)
• M7: 5,931,556 km (0.09 R)
• M8: 6,446,771 km (0.069 R)
• M9: 6,991,905 km (0.118 R)
• M10: 7,791,955 km (0.076 R)
• M11: 8,692,833 km (0.077 R)
• M12: 9,662,227 km (0.088 R)
• M13: 12,170,385 km (0.079 R)
• M14: 14,851,329 km (0.107 R)
• M15: 15,867,248 km (0.11 R)
• M16: 18,305,394 km (0.094 R)
• M17: 21,057,845 km (0.047 R)
• M18: 21,730,288 km (0.079 R)
• M19: 22,263,155 km (0.099 R)
• M20: 23,914,416 km (0.114 R)
• M21: 30,575,860 km (0.098 R)
• M22: 33,818,843 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.6

Radius: 4.6

Gravity: 37.74 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.83 AU - 5.97 AU

Year: 9401 Days

Day: 19.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,254,928 km

• M1: 70,461 km (0.095 R)
• M2: 410,347 km (0.104 R)
• M3: 1,051,972 km (0.064 R)
• M4: 1,248,843 km (0.07 R)
• M5: 1,941,032 km (0.115 R)
• M6: 2,773,993 km (0.106 R)
• M7: 2,992,406 km (0.092 R)
• M8: 3,175,364 km (0.118 R)
• M9: 4,289,869 km (0.12 R)
• M10: 5,676,940 km (0.115 R)
• M11: 6,322,006 km (0.105 R)
• M12: 6,547,600 km (0.063 R)
• M13: 8,323,925 km (0.12 R)
• M14: 9,988,650 km (0.109 R)
• M15: 11,919,809 km (0.069 R)
• M16: 14,213,892 km (0.026 R)
• M17: 15,195,105 km (0.079 R)
• M18: 16,290,759 km (0.111 R)
• M19: 16,501,842 km (0.036 R)
• M20: 19,179,793 km (0.104 R)
• M21: 20,457,808 km (0.108 R)
• M22: 20,703,597 km (0.093 R)
• M23: 21,034,358 km (0.057 R)
• M24: 24,908,793 km (0.09 R)
• M25: 25,566,127 km (0.089 R)
• M26: 36,738,245 km (0.046 R)
• M27: 36,980,145 km (0.066 R)
• M28: 38,081,634 km (0.069 R)
• M29: 38,453,684 km (0.104 R)
• M30: 39,965,819 km (0.118 R)
• M31: 40,478,491 km (0.11 R)
• M32: 43,242,611 km (0.077 R)
• M33: 45,431,078 km (0.108 R)
• M34: 47,120,188 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.3

Radius: 5.5

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.04 AU - 8.32 AU

Year: 11326 Days

Day: 19.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,254,928 km

• M1: 68,665 km (0.098 R)
• M2: 389,852 km (0.063 R)
• M3: 895,044 km (0.066 R)
• M4: 1,851,124 km (0.117 R)
• M5: 2,433,957 km (0.116 R)
• M6: 2,659,701 km (0.093 R)
• M7: 3,045,813 km (0.083 R)
• M8: 3,804,124 km (0.108 R)
• M9: 4,596,544 km (0.117 R)
• M10: 6,187,667 km (0.111 R)
• M11: 6,573,779 km (0.075 R)
• M12: 8,113,740 km (0.05 R)
• M13: 11,258,137 km (0.073 R)
• M14: 12,263,585 km (0.095 R)
• M15: 13,500,909 km (0.117 R)
• M16: 13,970,796 km (0.079 R)
• M17: 17,226,344 km (0.049 R)
• M18: 21,504,395 km (0.039 R)
• M19: 27,082,600 km (0.077 R)
• M20: 36,293,640 km (0.056 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 19,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit