🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.47 AU - 0.79 AU

Year: 220 Days

Day: 13.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,393,363 km

• M1: 40,691 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.81 AU - 1.15 AU

Year: 427 Days

Day: 27.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,393,363 km

• M1: 62,682 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.18 AU - 1.36 AU

Year: 629 Days

Day: 39.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.17 AU - 1.55 AU

Year: 697 Days

Day: 13.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,393,363 km

• M1: 372,499 km (0.084 R)
• M2: 1,436,289 km (0.116 R)

Asteroid Belt

Center: 1.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.78 AU - 2.24 AU

Year: 1253 Days

Day: 21.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.2

Radius: 8.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.01 AU - 3.53 AU

Year: 2600 Days

Day: 7.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,393,363 km

• M1: 104,419 km (0.117 R)
• M2: 714,180 km (0.096 R)
• M3: 1,111,512 km (0.066 R)
• M4: 1,555,070 km (0.055 R)
• M5: 2,294,981 km (0.1 R)
• M6: 2,645,489 km (0.057 R)
• M7: 3,031,451 km (0.089 R)
• M8: 3,482,339 km (0.102 R)
• M9: 4,116,036 km (0.06 R)
• M10: 4,703,806 km (0.082 R)
• M11: 7,915,223 km (0.07 R)
• M12: 8,235,512 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662

Radius: 10.4

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.33 AU - 3.47 AU

Year: 2757 Days

Day: 8.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,393,363 km

• M1: 129,402 km (0.072 R)
• M2: 562,488 km (0.095 R)
• M3: 1,181,075 km (0.042 R)
• M4: 1,575,415 km (0.118 R)
• M5: 2,293,784 km (0.111 R)
• M6: 2,728,516 km (0.067 R)
• M7: 3,166,239 km (0.099 R)
• M8: 3,842,272 km (0.115 R)
• M9: 4,288,073 km (0.101 R)
• M10: 4,768,432 km (0.112 R)
• M11: 7,237,246 km (0.034 R)
• M12: 8,988,139 km (0.103 R)
• M13: 10,571,932 km (0.112 R)
• M14: 12,507,429 km (0.049 R)
• M15: 12,858,984 km (0.074 R)
• M16: 13,535,915 km (0.068 R)
• M17: 14,571,581 km (0.11 R)
• M18: 15,507,764 km (0.046 R)
• M19: 16,747,182 km (0.037 R)
• M20: 17,609,315 km (0.12 R)
• M21: 19,598,219 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.5

Radius: 8.2

Gravity: 13.72 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.98 AU - 6.38 AU

Year: 5952 Days

Day: 7.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,393,363 km

• M1: 103,522 km (0.069 R)
• M2: 414,386 km (0.086 R)
• M3: 758,461 km (0.119 R)
• M4: 1,130,810 km (0.114 R)
• M5: 1,731,147 km (0.036 R)
• M6: 3,690,579 km (0.108 R)
• M7: 4,004,885 km (0.115 R)
• M8: 4,523,540 km (0.081 R)
• M9: 4,884,221 km (0.067 R)
• M10: 6,350,729 km (0.1 R)
• M11: 9,047,530 km (0.104 R)
• M12: 9,576,208 km (0.052 R)
• M13: 10,455,246 km (0.064 R)
• M14: 11,847,104 km (0.109 R)
• M15: 12,641,768 km (0.115 R)
• M16: 13,414,890 km (0.057 R)
• M17: 16,241,841 km (0.059 R)
• M18: 16,564,224 km (0.106 R)
• M19: 17,896,543 km (0.116 R)
• M20: 19,084,051 km (0.1 R)
• M21: 19,660,601 km (0.102 R)
• M22: 20,773,011 km (0.11 R)
• M23: 24,361,714 km (0.09 R)
• M24: 25,040,290 km (0.069 R)
• M25: 25,470,833 km (0.112 R)
• M26: 26,169,754 km (0.065 R)
• M27: 33,773,664 km (0.07 R)
• M28: 35,691,210 km (0.089 R)
• M29: 36,787,313 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.5

Radius: 7.1

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.57 AU - 10.69 AU

Year: 14177 Days

Day: 21.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,393,363 km

• M1: 88,861 km (0.035 R)
• M2: 551,867 km (0.11 R)
• M3: 892,950 km (0.081 R)
• M4: 1,148,912 km (0.11 R)
• M5: 1,393,504 km (0.095 R)
• M6: 1,742,067 km (0.119 R)
• M7: 2,179,940 km (0.071 R)
• M8: 2,670,322 km (0.104 R)
• M9: 2,982,234 km (0.079 R)
• M10: 3,406,194 km (0.086 R)
• M11: 3,679,360 km (0.093 R)
• M12: 4,893,496 km (0.077 R)
• M13: 8,045,074 km (0.096 R)
• M14: 10,247,454 km (0.069 R)
• M15: 12,181,755 km (0.108 R)
• M16: 13,998,322 km (0.082 R)
• M17: 15,122,550 km (0.096 R)
• M18: 17,751,283 km (0.108 R)
• M19: 20,297,888 km (0.111 R)
• M20: 26,987,157 km (0.036 R)
• M21: 27,346,640 km (0.084 R)
• M22: 28,909,938 km (0.068 R)
• M23: 29,380,872 km (0.086 R)
• M24: 32,213,807 km (0.083 R)
• M25: 33,437,518 km (0.081 R)
• M26: 33,748,232 km (0.079 R)
• M27: 35,653,062 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.5

Radius: 4

Gravity: 20.91 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 10.04 AU - 13.52 AU

Year: 17778 Days

Day: 21.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,393,363 km

• M1: 58,493 km (0.089 R)
• M2: 346,319 km (0.028 R)
• M3: 607,517 km (0.1 R)
• M4: 731,982 km (0.062 R)
• M5: 1,175,839 km (0.118 R)
• M6: 1,730,548 km (0.106 R)
• M7: 4,700,066 km (0.111 R)
• M8: 5,614,258 km (0.059 R)
• M9: 7,521,482 km (0.101 R)
• M10: 13,175,982 km (0.075 R)
• M11: 15,389,283 km (0.063 R)
• M12: 20,109,993 km (0.026 R)
• M13: 26,111,710 km (0.079 R)
• M14: 28,492,111 km (0.103 R)
• M15: 30,009,632 km (0.098 R)
• M16: 34,398,834 km (0.027 R)
• M17: 38,541,647 km (0.062 R)
• M18: 44,565,804 km (0.101 R)
• M19: 45,287,614 km (0.099 R)
• M20: 46,606,618 km (0.065 R)
• M21: 49,938,013 km (0.076 R)
• M22: 52,458,289 km (0.088 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: 516 - 20,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit