🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.42 AU - 0.66 AU

Year: 260 Days

Day: 15.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.8

Radius: 9.3

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.07 AU - 1.73 AU

Year: 1087 Days

Day: 13.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,720,428 km

• M1: 116,686 km (0.116 R)
• M2: 421,118 km (0.115 R)
• M3: 747,989 km (0.073 R)
• M4: 1,093,411 km (0.098 R)
• M5: 1,463,965 km (0.091 R)
• M6: 1,888,972 km (0.101 R)
• M7: 2,206,120 km (0.115 R)
• M8: 2,780,875 km (0.074 R)
• M9: 3,264,375 km (0.066 R)
• M10: 3,663,053 km (0.108 R)
• M11: 4,077,440 km (0.077 R)
• M12: 5,531,980 km (0.082 R)
• M13: 5,864,386 km (0.097 R)
• M14: 6,847,992 km (0.099 R)
• M15: 8,388,401 km (0.096 R)
• M16: 8,884,019 km (0.095 R)
• M17: 9,457,577 km (0.099 R)
• M18: 10,332,875 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.6

Radius: 8.9

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.5 AU - 2.82 AU

Year: 2846 Days

Day: 11.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,720,428 km

• M1: 114,891 km (0.099 R)
• M2: 487,240 km (0.091 R)
• M3: 815,159 km (0.116 R)
• M4: 1,339,200 km (0.103 R)
• M5: 2,112,621 km (0.117 R)
• M6: 2,395,660 km (0.068 R)
• M7: 2,781,473 km (0.055 R)
• M8: 3,402,005 km (0.115 R)
• M9: 4,780,101 km (0.1 R)
• M10: 5,272,427 km (0.096 R)
• M11: 7,680,803 km (0.116 R)
• M12: 12,606,164 km (0.071 R)
• M13: 13,003,496 km (0.111 R)
• M14: 13,409,205 km (0.098 R)
• M15: 16,699,910 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.2

Radius: 13.1

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.24 AU - 3.38 AU

Year: 3090 Days

Day: 10.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,720,428 km

• M1: 163,062 km (0.111 R)
• M2: 680,072 km (0.117 R)
• M3: 1,120,937 km (0.108 R)
• M4: 1,552,826 km (0.034 R)
• M5: 2,235,890 km (0.075 R)
• M6: 2,952,164 km (0.076 R)
• M7: 5,610,519 km (0.045 R)
• M8: 10,337,512 km (0.071 R)
• M9: 11,138,609 km (0.111 R)
• M10: 14,040,807 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.9

Radius: 8.8

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.76 AU - 5.48 AU

Year: 6514 Days

Day: 10.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,720,428 km

• M1: 110,104 km (0.11 R)
• M2: 422,913 km (0.105 R)
• M3: 833,709 km (0.112 R)
• M4: 1,938,040 km (0.062 R)
• M5: 2,922,993 km (0.118 R)
• M6: 3,514,952 km (0.096 R)
• M7: 4,338,937 km (0.036 R)
• M8: 6,297,472 km (0.106 R)
• M9: 7,546,016 km (0.093 R)
• M10: 8,616,239 km (0.067 R)
• M11: 9,605,081 km (0.065 R)
• M12: 10,572,381 km (0.087 R)
• M13: 11,252,453 km (0.077 R)
• M14: 14,976,841 km (0.101 R)
• M15: 19,094,523 km (0.078 R)
• M16: 23,096,565 km (0.107 R)
• M17: 23,500,778 km (0.102 R)
• M18: 24,573,993 km (0.08 R)
• M19: 27,806,654 km (0.084 R)
• M20: 32,712,267 km (0.11 R)
• M21: 34,783,899 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.9

Radius: 11.2

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.69 AU - 5.35 AU

Year: 7378 Days

Day: 12.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,720,428 km

• M1: 139,724 km (0.109 R)
• M2: 499,956 km (0.068 R)
• M3: 1,003,503 km (0.037 R)
• M4: 3,349,496 km (0.113 R)
• M5: 4,019,994 km (0.108 R)
• M6: 4,442,010 km (0.095 R)
• M7: 6,435,551 km (0.086 R)
• M8: 7,241,584 km (0.107 R)
• M9: 10,018,420 km (0.062 R)
• M10: 12,368,154 km (0.056 R)
• M11: 13,150,850 km (0.072 R)
• M12: 19,139,103 km (0.069 R)
• M13: 27,471,555 km (0.104 R)
• M14: 30,779,164 km (0.065 R)
• M15: 35,553,131 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152

Radius: 6.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.33 AU - 10.15 AU

Year: 16950 Days

Day: 24.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,720,428 km

• M1: 84,373 km (0.08 R)
• M2: 432,787 km (0.037 R)
• M3: 893,698 km (0.04 R)
• M4: 2,360,355 km (0.1 R)
• M5: 3,785,275 km (0.102 R)
• M6: 4,495,715 km (0.1 R)
• M7: 6,178,093 km (0.1 R)
• M8: 7,748,123 km (0.088 R)
• M9: 8,712,131 km (0.076 R)
• M10: 10,328,985 km (0.118 R)
• M11: 12,689,191 km (0.08 R)
• M12: 14,509,797 km (0.03 R)
• M13: 15,707,776 km (0.047 R)
• M14: 16,231,519 km (0.088 R)
• M15: 19,771,752 km (0.117 R)
• M16: 20,075,436 km (0.072 R)
• M17: 20,692,078 km (0.045 R)
• M18: 26,179,029 km (0.095 R)
• M19: 29,897,284 km (0.095 R)
• M20: 32,142,598 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.1

Radius: 4

Gravity: 24.19 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.62 AU - 11.22 AU

Year: 18966 Days

Day: 22.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,720,428 km

• M1: 49,816 km (0.08 R)
• M2: 186,100 km (0.071 R)
• M3: 768,783 km (0.028 R)
• M4: 1,410,259 km (0.093 R)
• M5: 7,363,806 km (0.099 R)
• M6: 9,031,223 km (0.12 R)
• M7: 11,167,631 km (0.073 R)
• M8: 11,404,145 km (0.082 R)
• M9: 15,365,197 km (0.079 R)
• M10: 19,210,910 km (0.099 R)
• M11: 19,721,786 km (0.052 R)
• M12: 32,652,278 km (0.066 R)
• M13: 45,019,983 km (0.116 R)
• M14: 51,087,822 km (0.048 R)
• M15: 51,903,131 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 15,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit