🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.44 AU - 0.7 AU

Year: 274 Days

Day: 44 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.6

Radius: 8.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.81 AU - 0.93 AU

Year: 516 Days

Day: 14.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,939,066 km

• M1: 106,962 km (0.051 R)
• M2: 381,624 km (0.12 R)
• M3: 702,512 km (0.108 R)
• M4: 972,985 km (0.076 R)
• M5: 1,354,160 km (0.116 R)
• M6: 2,312,783 km (0.104 R)
• M7: 2,750,955 km (0.112 R)
• M8: 3,359,819 km (0.104 R)
• M9: 4,092,100 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.8

Radius: 13.6

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.22 AU - 1.56 AU

Year: 1042 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,939,066 km

• M1: 169,494 km (0.099 R)
• M2: 745,297 km (0.037 R)
• M3: 1,569,431 km (0.08 R)
• M4: 2,021,815 km (0.087 R)
• M5: 2,803,314 km (0.039 R)
• M6: 3,400,060 km (0.108 R)
• M7: 3,852,594 km (0.119 R)
• M8: 4,386,060 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.6

Radius: 10.7

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.76 AU - 1.82 AU

Year: 1523 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 69.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,939,066 km

• M1: 133,142 km (0.1 R)
• M2: 490,232 km (0.095 R)
• M3: 1,133,054 km (0.119 R)
• M4: 1,493,735 km (0.117 R)
• M5: 1,977,534 km (0.115 R)
• M6: 2,919,103 km (0.045 R)
• M7: 3,765,378 km (0.101 R)
• M8: 4,200,858 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.5

Radius: 14.2

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.09 AU - 3.83 AU

Year: 4092 Days

Day: 8.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,939,066 km

• M1: 176,825 km (0.107 R)
• M2: 628,461 km (0.045 R)
• M3: 1,793,230 km (0.114 R)
• M4: 2,777,584 km (0.113 R)
• M5: 3,247,321 km (0.09 R)
• M6: 4,835,452 km (0.087 R)
• M7: 6,181,534 km (0.067 R)
• M8: 7,023,470 km (0.094 R)
• M9: 8,299,839 km (0.1 R)
• M10: 8,897,633 km (0.095 R)
• M11: 9,685,265 km (0.096 R)
• M12: 10,561,759 km (0.109 R)
• M13: 13,921,428 km (0.04 R)
• M14: 14,552,432 km (0.068 R)
• M15: 15,928,583 km (0.039 R)
• M16: 16,912,787 km (0.085 R)
• M17: 17,814,563 km (0.112 R)
• M18: 18,433,450 km (0.111 R)
• M19: 19,066,548 km (0.082 R)
• M20: 22,884,136 km (0.06 R)
• M21: 23,912,771 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.7

Radius: 4.7

Gravity: 22.39 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.44 AU - 11.44 AU

Year: 18441 Days

Day: 17.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,939,066 km

• M1: 61,186 km (0.096 R)
• M2: 259,552 km (0.078 R)
• M3: 530,175 km (0.109 R)
• M4: 746,493 km (0.074 R)
• M5: 907,760 km (0.039 R)
• M6: 1,373,159 km (0.044 R)
• M7: 1,585,887 km (0.094 R)
• M8: 1,734,139 km (0.094 R)
• M9: 2,136,258 km (0.11 R)
• M10: 2,465,971 km (0.105 R)
• M11: 3,745,631 km (0.099 R)
• M12: 4,511,573 km (0.069 R)
• M13: 5,088,871 km (0.09 R)
• M14: 5,637,895 km (0.076 R)
• M15: 6,064,847 km (0.076 R)
• M16: 8,884,019 km (0.107 R)
• M17: 9,301,696 km (0.117 R)
• M18: 9,623,481 km (0.066 R)
• M19: 11,527,563 km (0.106 R)
• M20: 12,341,974 km (0.084 R)
• M21: 16,137,870 km (0.09 R)
• M22: 16,291,807 km (0.112 R)
• M23: 16,916,976 km (0.081 R)
• M24: 18,215,336 km (0.083 R)
• M25: 19,841,764 km (0.083 R)
• M26: 24,579,229 km (0.103 R)
• M27: 24,987,931 km (0.095 R)
• M28: 25,297,449 km (0.065 R)
• M29: 27,865,745 km (0.065 R)
• M30: 31,313,976 km (0.084 R)
• M31: 33,764,389 km (0.066 R)
• M32: 34,016,162 km (0.119 R)
• M33: 42,167,601 km (0.106 R)
• M34: 46,380,576 km (0.065 R)
• M35: 47,475,931 km (0.112 R)
• M36: 50,044,228 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977

Radius: 3.4

Gravity: 84.52 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.55 AU - 10.37 AU

Year: 19986 Days

Day: 21.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,939,066 km

• M1: 44,131 km (0.096 R)
• M2: 213,476 km (0.072 R)
• M3: 367,113 km (0.11 R)
• M4: 500,854 km (0.11 R)
• M5: 667,057 km (0.114 R)
• M6: 880,832 km (0.069 R)
• M7: 1,363,285 km (0.075 R)
• M8: 1,494,782 km (0.108 R)
• M9: 1,634,656 km (0.066 R)
• M10: 1,961,228 km (0.076 R)
• M11: 3,525,423 km (0.099 R)
• M12: 3,902,859 km (0.113 R)
• M13: 4,034,505 km (0.118 R)
• M14: 5,275,719 km (0.027 R)
• M15: 6,427,024 km (0.09 R)
• M16: 7,085,404 km (0.118 R)
• M17: 7,684,543 km (0.119 R)
• M18: 9,039,900 km (0.095 R)
• M19: 17,705,207 km (0.095 R)
• M20: 20,435,069 km (0.089 R)
• M21: 21,133,691 km (0.071 R)
• M22: 22,159,035 km (0.083 R)
• M23: 26,710,251 km (0.098 R)
• M24: 27,907,782 km (0.035 R)
• M25: 29,391,494 km (0.06 R)
• M26: 30,152,648 km (0.081 R)
• M27: 33,879,131 km (0.118 R)
• M28: 35,423,280 km (0.041 R)
• M29: 35,852,476 km (0.09 R)
• M30: 39,564,448 km (0.072 R)
• M31: 40,336,223 km (0.047 R)
• M32: 41,910,143 km (0.109 R)
• M33: 48,614,970 km (0.102 R)
• M34: 56,582,403 km (0.057 R)
• M35: 57,168,527 km (0.117 R)
• M36: 61,591,987 km (0.089 R)
• M37: 62,212,219 km (0.111 R)
• M38: 63,465,401 km (0.1 R)
• M39: 67,763,796 km (0.089 R)
• M40: 68,204,063 km (0.052 R)
• M41: 79,350,002 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.3

Radius: 3.5

Gravity: 13.33 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.76 AU - 12.18 AU

Year: 23102 Days

Day: 19.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,939,066 km

• M1: 45,927 km (0.067 R)
• M2: 188,942 km (0.065 R)
• M3: 1,244,804 km (0.11 R)
• M4: 1,416,841 km (0.063 R)
• M5: 2,802,118 km (0.074 R)
• M6: 3,389,888 km (0.047 R)
• M7: 5,675,893 km (0.112 R)
• M8: 5,891,015 km (0.105 R)
• M9: 11,649,934 km (0.118 R)
• M10: 14,098,851 km (0.111 R)
• M11: 15,651,827 km (0.088 R)
• M12: 23,920,700 km (0.093 R)
• M13: 26,813,773 km (0.112 R)
• M14: 30,147,860 km (0.095 R)
• M15: 31,577,567 km (0.116 R)
• M16: 36,015,089 km (0.069 R)
• M17: 36,875,426 km (0.094 R)
• M18: 39,279,614 km (0.03 R)
• M19: 47,260,810 km (0.109 R)
• M20: 50,397,727 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 13,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit