🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.65 AU - 0.79 AU

Year: 233 Days

Day: 18.2 Hours

Environment

Temp: 108 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.03 AU - 1.25 AU

Year: 464 Days

Day: 40.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.58 AU - 1.82 AU

Year: 844 Days

Day: 16.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.03 AU - 2.91 AU

Year: 1478 Days

Day: 30.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.95 AU - 3.27 AU

Year: 2089 Days

Day: 25.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.72 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 10.1

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.89 AU - 11.77 AU

Year: 12643 Days

Day: 6.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,139,311 km

• M1: 125,662 km (0.096 R)
• M2: 610,060 km (0.114 R)
• M3: 1,074,562 km (0.092 R)
• M4: 1,481,767 km (0.055 R)
• M5: 1,909,467 km (0.113 R)
• M6: 2,233,646 km (0.113 R)
• M7: 2,574,879 km (0.084 R)
• M8: 5,284,395 km (0.069 R)
• M9: 6,074,122 km (0.111 R)
• M10: 7,424,393 km (0.081 R)
• M11: 7,930,482 km (0.112 R)
• M12: 8,369,702 km (0.076 R)
• M13: 9,106,172 km (0.105 R)
• M14: 9,637,095 km (0.103 R)
• M15: 11,245,122 km (0.064 R)
• M16: 11,743,882 km (0.078 R)
• M17: 12,490,076 km (0.102 R)
• M18: 19,561,268 km (0.064 R)
• M19: 20,939,364 km (0.077 R)
• M20: 22,905,379 km (0.093 R)
• M21: 24,343,762 km (0.093 R)
• M22: 25,650,799 km (0.09 R)
• M23: 29,226,188 km (0.083 R)
• M24: 30,594,859 km (0.069 R)
• M25: 31,132,663 km (0.085 R)
• M26: 32,671,726 km (0.054 R)
• M27: 36,982,538 km (0.057 R)
• M28: 40,229,261 km (0.106 R)
• M29: 45,170,030 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.8

Radius: 14.9

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 8.89 AU - 13.91 AU

Year: 14657 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,139,311 km

• M1: 191,336 km (0.109 R)
• M2: 908,508 km (0.105 R)
• M3: 1,429,707 km (0.113 R)
• M4: 2,244,267 km (0.08 R)
• M5: 3,306,113 km (0.066 R)
• M6: 3,832,099 km (0.058 R)
• M7: 4,356,290 km (0.068 R)
• M8: 5,448,953 km (0.049 R)
• M9: 13,126,764 km (0.102 R)
• M10: 13,686,709 km (0.108 R)
• M11: 17,240,257 km (0.061 R)
• M12: 18,293,426 km (0.102 R)
• M13: 19,468,966 km (0.065 R)
• M14: 21,797,158 km (0.118 R)
• M15: 22,583,594 km (0.106 R)
• M16: 23,388,729 km (0.071 R)
• M17: 27,908,530 km (0.091 R)
• M18: 30,211,888 km (0.069 R)
• M19: 32,076,626 km (0.092 R)
• M20: 40,176,603 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.6

Radius: 7.5

Gravity: 12.7 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 9.63 AU - 15.33 AU

Year: 16789 Days

Day: 20.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 55,139,311 km

• M1: 93,199 km (0.046 R)
• M2: 384,766 km (0.108 R)
• M3: 1,017,714 km (0.1 R)
• M4: 1,312,572 km (0.089 R)
• M5: 1,765,853 km (0.098 R)
• M6: 2,096,913 km (0.079 R)
• M7: 3,135,422 km (0.041 R)
• M8: 3,400,659 km (0.067 R)
• M9: 4,854,301 km (0.095 R)
• M10: 5,622,038 km (0.105 R)
• M11: 6,136,355 km (0.072 R)
• M12: 7,724,785 km (0.03 R)
• M13: 8,562,982 km (0.083 R)
• M14: 9,136,690 km (0.1 R)
• M15: 9,847,429 km (0.097 R)
• M16: 11,012,198 km (0.079 R)
• M17: 13,335,603 km (0.092 R)
• M18: 17,077,943 km (0.068 R)
• M19: 20,169,533 km (0.084 R)
• M20: 26,010,881 km (0.104 R)
• M21: 30,435,238 km (0.047 R)
• M22: 34,033,067 km (0.105 R)
• M23: 34,680,676 km (0.032 R)
• M24: 36,944,391 km (0.068 R)
• M25: 38,460,565 km (0.068 R)
• M26: 39,874,415 km (0.063 R)
• M27: 43,257,271 km (0.059 R)
• M28: 46,034,556 km (0.109 R)
• M29: 51,092,610 km (0.104 R)
• M30: 52,283,857 km (0.078 R)
• M31: 52,627,484 km (0.07 R)
• M32: 54,721,704 km (0.085 R)
• M33: 55,610,465 km (0.077 R)
• M34: 57,966,183 km (0.072 R)
• M35: 61,336,473 km (0.052 R)
• M36: 65,830,393 km (0.051 R)
• M37: 68,259,713 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.5

Radius: 3.9

Gravity: 16.07 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 12.42 AU - 12.92 AU

Year: 17174 Days

Day: 17.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,139,311 km

• M1: 48,470 km (0.102 R)
• M2: 292,015 km (0.089 R)
• M3: 1,736,233 km (0.094 R)
• M4: 2,515,937 km (0.109 R)
• M5: 3,840,925 km (0.087 R)
• M6: 4,030,615 km (0.095 R)
• M7: 4,283,436 km (0.106 R)
• M8: 4,517,108 km (0.033 R)
• M9: 5,744,409 km (0.119 R)
• M10: 9,260,856 km (0.116 R)
• M11: 9,503,803 km (0.116 R)
• M12: 10,103,990 km (0.111 R)
• M13: 13,426,110 km (0.066 R)
• M14: 17,928,856 km (0.098 R)
• M15: 18,765,706 km (0.036 R)
• M16: 19,787,909 km (0.09 R)
• M17: 20,353,389 km (0.112 R)
• M18: 32,458,699 km (0.086 R)
• M19: 35,559,713 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.2

Radius: 6.4

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 14.53 AU - 17.93 AU

Year: 24899 Days

Day: 22.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,139,311 km

• M1: 79,586 km (0.03 R)
• M2: 318,045 km (0.082 R)
• M3: 526,734 km (0.114 R)
• M4: 2,022,563 km (0.075 R)
• M5: 2,691,565 km (0.053 R)
• M6: 3,197,206 km (0.105 R)
• M7: 4,643,069 km (0.047 R)
• M8: 6,092,972 km (0.118 R)
• M9: 6,322,305 km (0.081 R)
• M10: 6,557,323 km (0.106 R)
• M11: 6,798,176 km (0.108 R)
• M12: 7,128,488 km (0.12 R)
• M13: 7,600,320 km (0.099 R)
• M14: 8,276,652 km (0.083 R)
• M15: 9,905,174 km (0.118 R)
• M16: 10,933,959 km (0.12 R)
• M17: 12,454,621 km (0.085 R)
• M18: 13,521,852 km (0.072 R)
• M19: 14,991,951 km (0.095 R)
• M20: 26,409,858 km (0.089 R)
• M21: 30,884,181 km (0.061 R)
• M22: 37,091,894 km (0.059 R)
• M23: 44,082,154 km (0.117 R)
• M24: 50,642,619 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 20,065 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit