🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.89 AU - 1.27 AU

Year: 412 Days

Day: 23.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 1.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 94,118,952 km

• M1: 78,688 km (0.117 R)
• M2: 356,492 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.3 AU - 3.04 AU

Year: 1602 Days

Day: 28.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,118,952 km

• M1: 262,694 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.77 AU - 2.79 AU

Year: 1702 Days

Day: 45.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.04 AU - 3.32 AU

Year: 2082 Days

Day: 13.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,118,952 km

• M1: 50,414 km (0.102 R)

Asteroid Belt

Center: 4.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.5

Radius: 14.2

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.44 AU - 6.98 AU

Year: 5009 Days

Day: 10 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,118,952 km

• M1: 176,675 km (0.115 R)
• M2: 656,136 km (0.06 R)
• M3: 1,200,822 km (0.088 R)
• M4: 1,911,262 km (0.076 R)
• M5: 2,630,529 km (0.099 R)
• M6: 4,141,767 km (0.069 R)
• M7: 5,000,458 km (0.119 R)
• M8: 6,522,467 km (0.107 R)
• M9: 7,040,973 km (0.111 R)
• M10: 7,819,780 km (0.059 R)
• M11: 10,099,502 km (0.066 R)
• M12: 10,711,956 km (0.117 R)
• M13: 12,237,555 km (0.065 R)
• M14: 17,800,202 km (0.063 R)
• M15: 19,122,946 km (0.115 R)
• M16: 21,096,890 km (0.081 R)
• M17: 22,235,330 km (0.1 R)
• M18: 23,063,205 km (0.112 R)
• M19: 24,055,038 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239

Radius: 9.4

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.06 AU - 8.9 AU

Year: 8275 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,118,952 km

• M1: 116,836 km (0.114 R)
• M2: 472,729 km (0.056 R)
• M3: 802,742 km (0.073 R)
• M4: 1,250,788 km (0.116 R)
• M5: 1,984,715 km (0.063 R)
• M6: 2,327,593 km (0.055 R)
• M7: 3,753,859 km (0.062 R)
• M8: 5,432,048 km (0.101 R)
• M9: 6,048,092 km (0.117 R)
• M10: 7,489,617 km (0.029 R)
• M11: 9,432,295 km (0.034 R)
• M12: 9,807,188 km (0.095 R)
• M13: 15,228,764 km (0.08 R)
• M14: 16,692,130 km (0.111 R)
• M15: 17,676,484 km (0.091 R)
• M16: 17,991,986 km (0.081 R)
• M17: 19,424,835 km (0.111 R)
• M18: 19,964,135 km (0.113 R)
• M19: 20,932,183 km (0.087 R)
• M20: 21,642,474 km (0.094 R)
• M21: 23,412,964 km (0.032 R)
• M22: 24,567,262 km (0.116 R)
• M23: 25,839,891 km (0.067 R)
• M24: 29,389,100 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.8

Radius: 8.2

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.06 AU - 9.96 AU

Year: 8322 Days

Day: 12.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 94,118,952 km

• M1: 121,025 km (0.115 R)
• M2: 434,582 km (0.094 R)
• M3: 746,344 km (0.118 R)
• M4: 1,004,101 km (0.04 R)
• M5: 1,696,290 km (0.054 R)
• M6: 3,117,620 km (0.03 R)
• M7: 3,439,704 km (0.078 R)
• M8: 3,828,658 km (0.119 R)
• M9: 4,343,574 km (0.097 R)
• M10: 6,451,707 km (0.088 R)
• M11: 10,882,048 km (0.05 R)
• M12: 13,582,290 km (0.082 R)
• M13: 13,955,237 km (0.111 R)
• M14: 18,133,805 km (0.106 R)
• M15: 18,391,413 km (0.083 R)
• M16: 26,970,551 km (0.085 R)
• M17: 27,306,399 km (0.058 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.7

Radius: 11.1

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.64 AU - 13.92 AU

Year: 13907 Days

Day: 8.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 94,118,952 km

• M1: 138,079 km (0.078 R)
• M2: 625,618 km (0.12 R)
• M3: 1,200,523 km (0.069 R)
• M4: 1,859,053 km (0.045 R)
• M5: 2,768,009 km (0.097 R)
• M6: 3,922,157 km (0.061 R)
• M7: 6,643,791 km (0.095 R)
• M8: 8,153,383 km (0.119 R)
• M9: 8,638,080 km (0.096 R)
• M10: 9,244,999 km (0.095 R)
• M11: 9,988,650 km (0.111 R)
• M12: 11,237,642 km (0.047 R)
• M13: 13,236,120 km (0.032 R)
• M14: 14,180,981 km (0.116 R)
• M15: 15,755,797 km (0.118 R)
• M16: 17,603,481 km (0.084 R)
• M17: 20,817,890 km (0.096 R)
• M18: 21,541,345 km (0.117 R)
• M19: 22,942,778 km (0.108 R)
• M20: 25,514,665 km (0.115 R)
• M21: 26,976,386 km (0.116 R)
• M22: 28,273,100 km (0.094 R)
• M23: 29,272,563 km (0.06 R)
• M24: 29,951,738 km (0.03 R)
• M25: 35,769,898 km (0.106 R)
• M26: 40,180,043 km (0.069 R)
• M27: 43,313,670 km (0.116 R)
• M28: 58,012,259 km (0.102 R)
• M29: 60,899,348 km (0.11 R)
• M30: 61,635,819 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.4

Radius: 3.9

Gravity: 43.75 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 14.29 AU - 21.61 AU

Year: 27917 Days

Day: 23.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,118,952 km

• M1: 191,635 km (0.042 R)
• M2: 471,084 km (0.041 R)
• M3: 683,662 km (0.1 R)
• M4: 812,466 km (0.047 R)
• M5: 1,983,668 km (0.059 R)
• M6: 2,463,578 km (0.045 R)
• M7: 3,368,046 km (0.118 R)
• M8: 3,585,113 km (0.12 R)
• M9: 3,945,045 km (0.115 R)
• M10: 4,969,641 km (0.046 R)
• M11: 11,458,000 km (0.099 R)
• M12: 12,380,869 km (0.106 R)
• M13: 12,674,380 km (0.106 R)
• M14: 12,972,679 km (0.096 R)
• M15: 17,469,740 km (0.081 R)
• M16: 17,653,746 km (0.104 R)
• M17: 20,879,973 km (0.085 R)
• M18: 21,087,166 km (0.119 R)
• M19: 25,173,731 km (0.066 R)
• M20: 25,408,600 km (0.106 R)
• M21: 31,085,989 km (0.115 R)
• M22: 34,433,690 km (0.091 R)
• M23: 48,212,551 km (0.085 R)
• M24: 48,938,699 km (0.092 R)
• M25: 53,642,655 km (0.12 R)
• M26: 57,412,671 km (0.073 R)
• M27: 68,397,493 km (0.109 R)
• M28: 70,937,216 km (0.095 R)
• M29: 93,274,871 km (0.115 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: 322 - 13,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit