🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.47 AU - 0.55 AU

Year: 134 Days

Day: 12.6 Hours

Environment

Temp: 245 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,573,482 km

• M1: 146,756 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.03 AU - 1.07 AU

Year: 395 Days

Day: 38.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 44.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.26 AU - 1.74 AU

Year: 674 Days

Day: 15.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,573,482 km

• M1: 76,445 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.33 AU - 2.53 AU

Year: 1391 Days

Day: 18.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.5

Radius: 12.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.87 AU - 6.55 AU

Year: 5681 Days

Day: 13.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,573,482 km

• M1: 161,117 km (0.12 R)
• M2: 882,179 km (0.12 R)
• M3: 5,000,907 km (0.089 R)
• M4: 5,453,740 km (0.11 R)
• M5: 7,354,680 km (0.073 R)
• M6: 8,774,364 km (0.083 R)
• M7: 11,400,255 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.8

Radius: 8.4

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.94 AU - 9.44 AU

Year: 9404 Days

Day: 14.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,573,482 km

• M1: 104,419 km (0.078 R)
• M2: 383,419 km (0.078 R)
• M3: 707,748 km (0.082 R)
• M4: 983,307 km (0.06 R)
• M5: 1,308,682 km (0.103 R)
• M6: 1,925,923 km (0.078 R)
• M7: 3,950,431 km (0.113 R)
• M8: 5,048,779 km (0.118 R)
• M9: 7,479,295 km (0.101 R)
• M10: 9,013,571 km (0.099 R)
• M11: 12,090,949 km (0.035 R)
• M12: 15,550,100 km (0.049 R)
• M13: 17,333,157 km (0.079 R)
• M14: 17,816,957 km (0.106 R)
• M15: 23,410,720 km (0.117 R)
• M16: 31,583,252 km (0.05 R)
• M17: 34,753,530 km (0.107 R)
• M18: 35,522,762 km (0.096 R)
• M19: 36,641,156 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.9

Radius: 12.9

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.98 AU - 10.52 AU

Year: 9501 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,573,482 km

• M1: 160,369 km (0.076 R)
• M2: 660,475 km (0.103 R)
• M3: 2,354,820 km (0.096 R)
• M4: 4,684,209 km (0.091 R)
• M5: 5,655,248 km (0.047 R)
• M6: 6,115,860 km (0.091 R)
• M7: 8,126,904 km (0.102 R)
• M8: 11,978,002 km (0.101 R)
• M9: 13,349,366 km (0.032 R)
• M10: 13,913,649 km (0.102 R)
• M11: 15,702,540 km (0.065 R)
• M12: 17,050,268 km (0.074 R)
• M13: 19,492,303 km (0.11 R)
• M14: 20,630,893 km (0.047 R)
• M15: 21,899,333 km (0.099 R)
• M16: 26,602,391 km (0.116 R)
• M17: 33,981,306 km (0.106 R)
• M18: 40,109,284 km (0.111 R)
• M19: 48,535,683 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625

Radius: 3.4

Gravity: 54.07 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 12.69 AU - 16.51 AU

Year: 20479 Days

Day: 23.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,573,482 km

• M1: 42,635 km (0.055 R)
• M2: 378,931 km (0.091 R)
• M3: 776,563 km (0.112 R)
• M4: 1,776,774 km (0.081 R)
• M5: 2,614,522 km (0.118 R)
• M6: 5,093,957 km (0.114 R)
• M7: 5,206,455 km (0.109 R)
• M8: 6,381,696 km (0.065 R)
• M9: 6,824,804 km (0.086 R)
• M10: 7,053,988 km (0.046 R)
• M11: 7,673,623 km (0.097 R)
• M12: 7,971,622 km (0.073 R)
• M13: 11,197,550 km (0.082 R)
• M14: 11,388,138 km (0.098 R)
• M15: 11,840,971 km (0.03 R)
• M16: 12,713,725 km (0.12 R)
• M17: 16,389,494 km (0.05 R)
• M18: 19,684,537 km (0.111 R)
• M19: 24,979,703 km (0.119 R)
• M20: 25,964,057 km (0.065 R)
• M21: 26,747,202 km (0.102 R)
• M22: 34,250,133 km (0.108 R)
• M23: 41,811,109 km (0.089 R)
• M24: 47,039,704 km (0.119 R)
• M25: 61,881,159 km (0.029 R)
• M26: 67,795,810 km (0.05 R)
• M27: 69,919,651 km (0.076 R)
• M28: 72,087,324 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.3

Radius: 4.3

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 14.14 AU - 16.84 AU

Year: 22379 Days

Day: 18.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,573,482 km

• M1: 57,745 km (0.043 R)
• M2: 264,040 km (0.111 R)
• M3: 663,915 km (0.079 R)
• M4: 1,390,512 km (0.084 R)
• M5: 1,817,016 km (0.119 R)
• M6: 2,213,300 km (0.095 R)
• M7: 2,857,469 km (0.086 R)
• M8: 5,162,024 km (0.078 R)
• M9: 9,665,518 km (0.07 R)
• M10: 10,803,360 km (0.085 R)
• M11: 15,900,608 km (0.049 R)
• M12: 17,479,314 km (0.084 R)
• M13: 18,459,779 km (0.095 R)
• M14: 21,365,418 km (0.062 R)
• M15: 28,573,492 km (0.08 R)
• M16: 29,825,477 km (0.05 R)
• M17: 30,144,121 km (0.111 R)
• M18: 35,674,305 km (0.08 R)
• M19: 36,153,617 km (0.075 R)
• M20: 38,488,540 km (0.102 R)
• M21: 39,885,186 km (0.062 R)
• M22: 46,947,253 km (0.109 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: 309 - 15,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit