🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.59 AU - 0.75 AU

Year: 360 Days

Day: 30 Hours

Environment

Temp: -133 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808

Radius: 9.4

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.61 AU - 1.01 AU

Year: 478 Days

Day: 10.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,506,895 km

• M1: 116,986 km (0.096 R)
• M2: 511,774 km (0.1 R)
• M3: 851,062 km (0.105 R)
• M4: 1,178,083 km (0.112 R)
• M5: 1,511,836 km (0.031 R)
• M6: 1,835,416 km (0.092 R)
• M7: 2,242,622 km (0.105 R)
• M8: 2,604,798 km (0.099 R)
• M9: 2,949,472 km (0.055 R)
• M10: 3,797,991 km (0.106 R)
• M11: 4,345,220 km (0.095 R)
• M12: 4,832,610 km (0.081 R)
• M13: 5,441,323 km (0.107 R)
• M14: 6,324,998 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867

Radius: 8.7

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.18 AU - 1.24 AU

Year: 873 Days

Day: 6.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,506,895 km

• M1: 108,309 km (0.114 R)
• M2: 397,482 km (0.119 R)
• M3: 721,062 km (0.047 R)
• M4: 1,370,316 km (0.093 R)
• M5: 1,806,394 km (0.113 R)
• M6: 2,256,534 km (0.103 R)
• M7: 3,010,956 km (0.086 R)
• M8: 3,325,112 km (0.067 R)
• M9: 3,616,080 km (0.104 R)
• M10: 4,470,732 km (0.078 R)
• M11: 4,899,480 km (0.107 R)
• M12: 5,473,936 km (0.088 R)
• M13: 5,986,159 km (0.086 R)
• M14: 6,642,744 km (0.095 R)
• M15: 7,178,005 km (0.088 R)
• M16: 9,437,531 km (0.08 R)
• M17: 9,994,185 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454

Radius: 8

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.61 AU - 1.73 AU

Year: 1416 Days

Day: 8.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,506,895 km

• M1: 99,632 km (0.117 R)
• M2: 382,522 km (0.025 R)
• M3: 746,643 km (0.1 R)
• M4: 1,267,842 km (0.053 R)
• M5: 2,283,611 km (0.055 R)
• M6: 2,691,565 km (0.083 R)
• M7: 2,994,351 km (0.117 R)
• M8: 3,975,713 km (0.092 R)
• M9: 4,299,592 km (0.029 R)
• M10: 8,248,079 km (0.071 R)
• M11: 8,890,452 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.9

Radius: 12.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.15 AU - 2.41 AU

Year: 2258 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,506,895 km

• M1: 160,519 km (0.082 R)
• M2: 1,015,321 km (0.11 R)
• M3: 1,441,375 km (0.069 R)
• M4: 1,883,886 km (0.093 R)
• M5: 2,296,477 km (0.067 R)
• M6: 2,895,018 km (0.089 R)
• M7: 3,355,630 km (0.098 R)
• M8: 3,830,902 km (0.095 R)
• M9: 4,599,387 km (0.114 R)
• M10: 5,252,082 km (0.115 R)
• M11: 6,082,949 km (0.047 R)
• M12: 6,542,663 km (0.055 R)
• M13: 7,262,528 km (0.036 R)
• M14: 7,752,760 km (0.084 R)
• M15: 8,799,945 km (0.078 R)
• M16: 9,742,861 km (0.11 R)
• M17: 11,792,351 km (0.09 R)
• M18: 12,625,611 km (0.077 R)
• M19: 13,096,396 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 13.4

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.21 AU - 3.93 AU

Year: 4425 Days

Day: 11.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,506,895 km

• M1: 166,652 km (0.09 R)
• M2: 597,344 km (0.049 R)
• M3: 1,317,359 km (0.065 R)
• M4: 1,983,817 km (0.117 R)
• M5: 2,474,648 km (0.12 R)
• M6: 2,915,812 km (0.097 R)
• M7: 3,649,440 km (0.039 R)
• M8: 4,081,030 km (0.052 R)
• M9: 4,792,966 km (0.119 R)
• M10: 6,163,133 km (0.059 R)
• M11: 7,102,309 km (0.054 R)
• M12: 8,399,621 km (0.107 R)
• M13: 9,087,323 km (0.108 R)
• M14: 16,064,418 km (0.116 R)
• M15: 17,562,192 km (0.075 R)
• M16: 19,741,533 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.5

Radius: 14.8

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.13 AU - 4.39 AU

Year: 5768 Days

Day: 9.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 20,506,895 km

• M1: 184,155 km (0.099 R)
• M2: 706,700 km (0.083 R)
• M3: 1,202,468 km (0.112 R)
• M4: 2,161,689 km (0.108 R)
• M5: 3,566,264 km (0.106 R)
• M6: 4,648,903 km (0.085 R)
• M7: 5,253,279 km (0.094 R)
• M8: 5,847,781 km (0.062 R)
• M9: 6,355,666 km (0.084 R)
• M10: 6,824,206 km (0.065 R)
• M11: 7,351,987 km (0.109 R)
• M12: 7,868,998 km (0.115 R)
• M13: 8,331,554 km (0.096 R)
• M14: 9,741,963 km (0.083 R)
• M15: 10,924,085 km (0.12 R)
• M16: 12,250,869 km (0.057 R)
• M17: 13,792,924 km (0.063 R)
• M18: 16,437,216 km (0.063 R)
• M19: 20,037,139 km (0.117 R)
• M20: 21,197,569 km (0.095 R)
• M21: 24,213,612 km (0.06 R)
• M22: 27,681,740 km (0.075 R)
• M23: 28,938,362 km (0.026 R)
• M24: 29,580,585 km (0.089 R)
• M25: 33,035,698 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.7

Radius: 11.3

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.11 AU - 4.71 AU

Year: 6075 Days

Day: 5.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,506,895 km

• M1: 142,716 km (0.082 R)
• M2: 537,655 km (0.086 R)
• M3: 1,222,065 km (0.036 R)
• M4: 1,618,350 km (0.114 R)
• M5: 2,986,871 km (0.103 R)
• M6: 3,957,911 km (0.116 R)
• M7: 4,333,551 km (0.045 R)
• M8: 5,274,522 km (0.079 R)
• M9: 6,049,738 km (0.118 R)
• M10: 10,295,475 km (0.089 R)
• M11: 11,505,123 km (0.045 R)
• M12: 14,437,990 km (0.072 R)
• M13: 15,764,324 km (0.111 R)
• M14: 16,714,271 km (0.086 R)
• M15: 22,278,265 km (0.05 R)
• M16: 27,587,942 km (0.104 R)
• M17: 31,266,105 km (0.042 R)
• M18: 32,561,473 km (0.052 R)
• M19: 34,623,679 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.2

Radius: 7.8

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.02 AU - 11.7 AU

Year: 18786 Days

Day: 16.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 20,506,895 km

• M1: 97,089 km (0.044 R)
• M2: 379,081 km (0.114 R)
• M3: 1,493,436 km (0.097 R)
• M4: 5,938,138 km (0.085 R)
• M5: 9,634,252 km (0.073 R)
• M6: 16,780,094 km (0.057 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 17,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit