🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.48 AU - 0.6 AU

Year: 256 Days

Day: 15.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.44 AU - 0.72 AU

Year: 285 Days

Day: 42.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,062,211 km

• M1: 507,586 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.2

Radius: 10.5

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.8 AU - 0.94 AU

Year: 524 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,062,211 km

• M1: 130,599 km (0.103 R)
• M2: 589,864 km (0.089 R)
• M3: 1,193,043 km (0.08 R)
• M4: 1,560,156 km (0.06 R)
• M5: 1,950,906 km (0.119 R)
• M6: 2,721,185 km (0.114 R)
• M7: 3,062,568 km (0.087 R)
• M8: 3,394,376 km (0.078 R)
• M9: 3,777,795 km (0.059 R)
• M10: 4,160,616 km (0.087 R)
• M11: 4,873,001 km (0.09 R)
• M12: 5,258,814 km (0.096 R)
• M13: 5,664,823 km (0.119 R)
• M14: 6,989,512 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.6

Radius: 11.1

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.24 AU - 1.64 AU

Year: 1116 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,062,211 km

• M1: 138,079 km (0.096 R)
• M2: 504,145 km (0.096 R)
• M3: 1,047,335 km (0.092 R)
• M4: 1,678,638 km (0.084 R)
• M5: 2,140,147 km (0.097 R)
• M6: 2,878,562 km (0.057 R)
• M7: 3,469,923 km (0.047 R)
• M8: 4,653,242 km (0.069 R)
• M9: 5,615,006 km (0.1 R)
• M10: 6,540,718 km (0.088 R)
• M11: 7,287,211 km (0.109 R)
• M12: 7,824,417 km (0.106 R)
• M13: 8,360,427 km (0.117 R)
• M14: 8,863,823 km (0.106 R)
• M15: 9,506,197 km (0.117 R)
• M16: 9,961,872 km (0.052 R)
• M17: 11,181,842 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.5

Radius: 8.1

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.34 AU - 1.62 AU

Year: 1163 Days

Day: 13.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,062,211 km

• M1: 100,679 km (0.114 R)
• M2: 411,394 km (0.102 R)
• M3: 930,050 km (0.032 R)
• M4: 1,255,575 km (0.066 R)
• M5: 1,682,976 km (0.068 R)
• M6: 2,141,643 km (0.034 R)
• M7: 2,538,526 km (0.057 R)
• M8: 2,867,791 km (0.106 R)
• M9: 3,582,719 km (0.105 R)
• M10: 4,726,395 km (0.103 R)
• M11: 6,096,412 km (0.091 R)
• M12: 8,145,604 km (0.119 R)
• M13: 9,030,775 km (0.09 R)
• M14: 9,597,451 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.6

Radius: 9.6

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.84 AU - 2.68 AU

Year: 2194 Days

Day: 14.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,062,211 km

• M1: 119,379 km (0.114 R)
• M2: 549,473 km (0.067 R)
• M3: 1,335,909 km (0.076 R)
• M4: 1,709,754 km (0.102 R)
• M5: 2,452,507 km (0.099 R)
• M6: 2,921,796 km (0.1 R)
• M7: 4,522,344 km (0.094 R)
• M8: 5,828,632 km (0.067 R)
• M9: 6,554,930 km (0.079 R)
• M10: 7,280,031 km (0.081 R)
• M11: 8,383,913 km (0.106 R)
• M12: 9,097,795 km (0.096 R)
• M13: 9,741,365 km (0.041 R)
• M14: 10,376,856 km (0.059 R)
• M15: 10,999,931 km (0.114 R)
• M16: 11,606,551 km (0.098 R)
• M17: 12,107,704 km (0.093 R)
• M18: 13,744,454 km (0.051 R)
• M19: 14,833,227 km (0.1 R)
• M20: 15,274,691 km (0.099 R)
• M21: 16,756,757 km (0.105 R)
• M22: 17,235,769 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.8

Radius: 15

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.61 AU - 2.77 AU

Year: 2849 Days

Day: 9.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 74.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,062,211 km

• M1: 187,446 km (0.084 R)
• M2: 1,352,365 km (0.065 R)
• M3: 1,881,792 km (0.104 R)
• M4: 3,893,584 km (0.098 R)
• M5: 4,515,761 km (0.068 R)
• M6: 5,687,262 km (0.099 R)
• M7: 6,267,104 km (0.047 R)
• M8: 7,029,155 km (0.114 R)
• M9: 8,087,859 km (0.081 R)
• M10: 9,049,325 km (0.053 R)
• M11: 10,209,157 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.5

Radius: 10.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.09 AU - 4.87 AU

Year: 5127 Days

Day: 14.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,062,211 km

• M1: 129,402 km (0.094 R)
• M2: 562,189 km (0.117 R)
• M3: 1,127,519 km (0.093 R)
• M4: 2,440,988 km (0.074 R)
• M5: 3,896,277 km (0.035 R)
• M6: 4,409,248 km (0.112 R)
• M7: 5,373,556 km (0.109 R)
• M8: 5,861,245 km (0.117 R)
• M9: 7,227,971 km (0.069 R)
• M10: 8,641,371 km (0.036 R)
• M11: 10,535,879 km (0.079 R)
• M12: 12,543,482 km (0.087 R)
• M13: 13,663,671 km (0.115 R)
• M14: 16,160,759 km (0.099 R)
• M15: 16,694,374 km (0.102 R)
• M16: 17,178,623 km (0.065 R)
• M17: 18,366,280 km (0.074 R)
• M18: 20,146,944 km (0.113 R)
• M19: 23,743,576 km (0.059 R)
• M20: 24,511,162 km (0.075 R)
• M21: 25,215,918 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.1

Radius: 4.2

Gravity: 32.66 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.86 AU - 11.58 AU

Year: 22662 Days

Day: 21.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,062,211 km

• M1: 52,210 km (0.07 R)
• M2: 200,910 km (0.05 R)
• M3: 463,155 km (0.036 R)
• M4: 988,992 km (0.071 R)
• M5: 1,213,538 km (0.065 R)
• M6: 1,376,450 km (0.049 R)
• M7: 1,746,406 km (0.103 R)
• M8: 2,584,602 km (0.086 R)
• M9: 3,255,549 km (0.105 R)
• M10: 4,299,144 km (0.106 R)
• M11: 5,082,438 km (0.05 R)
• M12: 5,350,517 km (0.055 R)
• M13: 9,173,940 km (0.105 R)
• M14: 9,980,123 km (0.059 R)
• M15: 13,605,777 km (0.115 R)
• M16: 14,805,402 km (0.117 R)
• M17: 15,830,746 km (0.032 R)
• M18: 22,889,970 km (0.079 R)
• M19: 23,409,823 km (0.109 R)
• M20: 23,725,474 km (0.096 R)
• M21: 25,457,070 km (0.045 R)
• M22: 27,620,404 km (0.097 R)
• M23: 30,399,484 km (0.055 R)
• M24: 30,775,124 km (0.06 R)
• M25: 32,962,694 km (0.07 R)
• M26: 33,359,128 km (0.048 R)
• M27: 36,084,203 km (0.104 R)
• M28: 39,397,198 km (0.095 R)
• M29: 54,861,728 km (0.107 R)
• M30: 56,354,715 km (0.113 R)
• M31: 64,639,445 km (0.105 R)
• M32: 70,810,357 km (0.069 R)
• M33: 73,249,999 km (0.068 R)
• M34: 75,059,236 km (0.063 R)
• M35: 75,745,291 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 12,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit