🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.99 AU - 1.47 AU

Year: 517 Days

Day: 16 Hours

Environment

Temp: -31 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.76 AU - 2.6 AU

Year: 1219 Days

Day: 39.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,181,922 km

• M1: 111,450 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2 AU - 2.82 AU

Year: 1417 Days

Day: 37.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.18 AU - 3.68 AU

Year: 2406 Days

Day: 34.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 109,181,922 km

• M1: 262,395 km (0.118 R)
• M2: 349,610 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.66 AU - 3.66 AU

Year: 2652 Days

Day: 23.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.11 AU - 4.91 AU

Year: 3041 Days

Day: 28.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.6

Radius: 13.9

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.08 AU - 5.3 AU

Year: 3847 Days

Day: 13.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 109,181,922 km

• M1: 173,085 km (0.077 R)
• M2: 877,092 km (0.118 R)
• M3: 1,449,454 km (0.091 R)
• M4: 2,637,710 km (0.062 R)
• M5: 3,229,818 km (0.076 R)
• M6: 3,974,367 km (0.065 R)
• M7: 4,635,739 km (0.109 R)
• M8: 5,667,964 km (0.057 R)
• M9: 6,569,142 km (0.077 R)
• M10: 7,330,894 km (0.115 R)
• M11: 8,045,074 km (0.094 R)
• M12: 8,993,076 km (0.099 R)
• M13: 10,894,615 km (0.093 R)
• M14: 12,475,565 km (0.071 R)
• M15: 13,745,651 km (0.11 R)
• M16: 14,621,546 km (0.031 R)
• M17: 15,370,583 km (0.04 R)
• M18: 15,865,602 km (0.054 R)
• M19: 16,427,941 km (0.101 R)
• M20: 17,061,936 km (0.072 R)
• M21: 17,892,504 km (0.114 R)
• M22: 19,188,470 km (0.104 R)
• M23: 21,691,542 km (0.088 R)
• M24: 25,004,087 km (0.093 R)
• M25: 25,843,631 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.1

Radius: 14.8

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.1 AU - 10.56 AU

Year: 12575 Days

Day: 7.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 109,181,922 km

• M1: 186,249 km (0.114 R)
• M2: 728,542 km (0.043 R)
• M3: 1,375,552 km (0.066 R)
• M4: 2,909,379 km (0.104 R)
• M5: 3,686,241 km (0.107 R)
• M6: 5,170,402 km (0.077 R)
• M7: 6,136,355 km (0.087 R)
• M8: 9,009,981 km (0.083 R)
• M9: 14,002,510 km (0.045 R)
• M10: 16,628,103 km (0.078 R)
• M11: 18,877,456 km (0.108 R)
• M12: 22,579,405 km (0.081 R)
• M13: 23,619,559 km (0.083 R)
• M14: 26,740,320 km (0.026 R)
• M15: 29,611,702 km (0.112 R)
• M16: 30,334,409 km (0.081 R)
• M17: 32,355,626 km (0.05 R)
• M18: 33,901,271 km (0.07 R)
• M19: 34,465,105 km (0.104 R)
• M20: 36,311,592 km (0.06 R)
• M21: 38,466,699 km (0.073 R)
• M22: 39,575,668 km (0.117 R)
• M23: 43,691,853 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.7

Radius: 7.6

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 15.77 AU - 16.51 AU

Year: 24559 Days

Day: 16.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 109,181,922 km

• M1: 198,816 km (0.102 R)
• M2: 1,041,201 km (0.087 R)
• M3: 1,453,643 km (0.086 R)
• M4: 1,989,801 km (0.043 R)
• M5: 2,628,435 km (0.085 R)
• M6: 3,876,829 km (0.119 R)
• M7: 4,903,519 km (0.089 R)
• M8: 5,980,923 km (0.093 R)
• M9: 7,074,184 km (0.097 R)
• M10: 9,218,670 km (0.061 R)
• M11: 9,760,513 km (0.081 R)
• M12: 11,700,199 km (0.108 R)
• M13: 13,399,332 km (0.065 R)
• M14: 18,865,787 km (0.111 R)
• M15: 19,916,563 km (0.111 R)
• M16: 22,326,136 km (0.085 R)
• M17: 29,186,844 km (0.12 R)
• M18: 30,117,791 km (0.067 R)
• M19: 31,309,039 km (0.085 R)
• M20: 32,284,417 km (0.083 R)
• M21: 40,684,637 km (0.087 R)
• M22: 58,092,892 km (0.094 R)
• M23: 60,122,337 km (0.052 R)
• M24: 65,106,190 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.6

Radius: 6.8

Gravity: 18.94 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 17.9 AU - 19.32 AU

Year: 30407 Days

Day: 18.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 109,181,922 km

• M1: 101,727 km (0.104 R)
• M2: 365,168 km (0.075 R)
• M3: 649,404 km (0.032 R)
• M4: 1,246,300 km (0.102 R)
• M5: 1,872,367 km (0.108 R)
• M6: 2,663,590 km (0.113 R)
• M7: 3,210,520 km (0.109 R)
• M8: 3,693,123 km (0.057 R)
• M9: 5,746,204 km (0.113 R)
• M10: 6,262,017 km (0.109 R)
• M11: 7,769,964 km (0.043 R)
• M12: 9,126,816 km (0.07 R)
• M13: 9,763,355 km (0.06 R)
• M14: 13,477,721 km (0.072 R)
• M15: 13,721,715 km (0.109 R)
• M16: 13,968,701 km (0.085 R)
• M17: 14,302,604 km (0.112 R)
• M18: 25,091,901 km (0.06 R)
• M19: 26,592,069 km (0.087 R)
• M20: 31,592,378 km (0.049 R)
• M21: 33,191,728 km (0.033 R)
• M22: 35,458,585 km (0.108 R)
• M23: 37,988,135 km (0.102 R)
• M24: 44,652,870 km (0.103 R)
• M25: 47,223,410 km (0.032 R)
• M26: 47,598,602 km (0.071 R)
• M27: 53,060,869 km (0.11 R)
• M28: 53,466,279 km (0.118 R)
• M29: 57,848,898 km (0.093 R)
• M30: 58,278,394 km (0.083 R)
• M31: 62,239,745 km (0.089 R)
• M32: 64,978,284 km (0.116 R)
• M33: 67,320,687 km (0.083 R)
• M34: 72,921,033 km (0.084 R)
• M35: 73,171,311 km (0.057 R)
• M36: 79,881,972 km (0.075 R)
• M37: 95,704,789 km (0.117 R)
• M38: 97,818,457 km (0.107 R)
• M39: 98,122,889 km (0.075 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 19,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit