🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.58 AU - 0.72 AU

Year: 196 Days

Day: 45.6 Hours

Environment

Temp: 205 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.62 AU - 0.74 AU

Year: 210 Days

Day: 42.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1 AU - 1.06 AU

Year: 392 Days

Day: 27.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,278,341 km

• M1: 345,870 km (0.03 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.87 AU - 2.53 AU

Year: 1223 Days

Day: 43.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.97 AU - 2.63 AU

Year: 1307 Days

Day: 18.1 Hours

Environment

Temp: -83 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.9

Radius: 9.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.64 AU - 5.7 AU

Year: 3782 Days

Day: 10.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,278,341 km

• M1: 115,639 km (0.045 R)
• M2: 606,619 km (0.053 R)
• M3: 1,764,058 km (0.098 R)
• M4: 2,971,463 km (0.095 R)
• M5: 3,513,904 km (0.093 R)
• M6: 6,324,699 km (0.041 R)
• M7: 7,956,961 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.6

Radius: 13.7

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.65 AU - 5.97 AU

Year: 4585 Days

Day: 6.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,278,341 km

• M1: 170,392 km (0.111 R)
• M2: 597,195 km (0.096 R)
• M3: 1,062,743 km (0.092 R)
• M4: 1,886,728 km (0.104 R)
• M5: 3,627,300 km (0.093 R)
• M6: 4,183,804 km (0.111 R)
• M7: 5,193,440 km (0.118 R)
• M8: 5,756,376 km (0.06 R)
• M9: 7,275,244 km (0.043 R)
• M10: 7,765,177 km (0.102 R)
• M11: 8,389,598 km (0.117 R)
• M12: 9,247,243 km (0.103 R)
• M13: 9,822,895 km (0.049 R)
• M14: 11,742,386 km (0.092 R)
• M15: 13,742,060 km (0.119 R)
• M16: 15,158,004 km (0.07 R)
• M17: 18,278,915 km (0.086 R)
• M18: 19,519,081 km (0.099 R)
• M19: 20,814,599 km (0.11 R)
• M20: 21,805,386 km (0.05 R)
• M21: 23,728,616 km (0.094 R)
• M22: 26,410,906 km (0.101 R)
• M23: 26,904,429 km (0.112 R)
• M24: 27,404,236 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.3

Radius: 10.5

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.62 AU - 6.9 AU

Year: 6586 Days

Day: 12.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,278,341 km

• M1: 130,898 km (0.069 R)
• M2: 527,632 km (0.05 R)
• M3: 1,947,615 km (0.11 R)
• M4: 2,389,676 km (0.099 R)
• M5: 2,797,630 km (0.094 R)
• M6: 3,288,909 km (0.096 R)
• M7: 4,653,840 km (0.103 R)
• M8: 6,335,470 km (0.107 R)
• M9: 6,904,540 km (0.088 R)
• M10: 7,838,779 km (0.119 R)
• M11: 9,262,951 km (0.101 R)
• M12: 9,800,007 km (0.082 R)
• M13: 12,204,045 km (0.119 R)
• M14: 12,616,636 km (0.067 R)
• M15: 13,518,262 km (0.102 R)
• M16: 14,009,841 km (0.037 R)
• M17: 18,985,765 km (0.061 R)
• M18: 20,488,476 km (0.041 R)
• M19: 20,941,308 km (0.09 R)
• M20: 23,306,600 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.9

Radius: 12.3

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.46 AU - 9.88 AU

Year: 10406 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,278,341 km

• M1: 153,039 km (0.108 R)
• M2: 591,959 km (0.114 R)
• M3: 1,277,865 km (0.064 R)
• M4: 2,750,207 km (0.056 R)
• M5: 3,590,050 km (0.059 R)
• M6: 4,003,089 km (0.096 R)
• M7: 4,476,866 km (0.096 R)
• M8: 5,113,854 km (0.085 R)
• M9: 6,953,758 km (0.099 R)
• M10: 7,725,234 km (0.11 R)
• M11: 12,350,052 km (0.11 R)
• M12: 12,877,684 km (0.113 R)
• M13: 14,104,386 km (0.056 R)
• M14: 14,681,086 km (0.094 R)
• M15: 15,677,408 km (0.111 R)
• M16: 16,506,479 km (0.089 R)
• M17: 17,219,463 km (0.047 R)
• M18: 23,415,208 km (0.075 R)
• M19: 25,238,956 km (0.104 R)
• M20: 28,961,849 km (0.104 R)
• M21: 29,477,512 km (0.094 R)
• M22: 34,628,616 km (0.032 R)
• M23: 35,209,654 km (0.102 R)
• M24: 37,477,109 km (0.069 R)
• M25: 40,094,623 km (0.103 R)
• M26: 43,636,203 km (0.076 R)
• M27: 44,450,763 km (0.066 R)
• M28: 47,953,747 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 123

Radius: 4

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.81 AU - 14.15 AU

Year: 15539 Days

Day: 19.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 36,278,341 km

• M1: 50,265 km (0.089 R)
• M2: 247,285 km (0.109 R)
• M3: 462,407 km (0.108 R)
• M4: 629,508 km (0.115 R)
• M5: 762,800 km (0.099 R)
• M6: 970,441 km (0.089 R)
• M7: 1,259,315 km (0.103 R)
• M8: 1,486,255 km (0.085 R)
• M9: 2,299,469 km (0.094 R)
• M10: 2,620,506 km (0.062 R)
• M11: 3,011,256 km (0.102 R)
• M12: 3,178,057 km (0.108 R)
• M13: 3,307,310 km (0.053 R)
• M14: 3,692,375 km (0.071 R)
• M15: 4,390,698 km (0.072 R)
• M16: 4,855,498 km (0.08 R)
• M17: 6,243,168 km (0.059 R)
• M18: 6,480,430 km (0.041 R)
• M19: 6,618,808 km (0.09 R)
• M20: 7,191,768 km (0.074 R)
• M21: 7,490,365 km (0.066 R)
• M22: 8,767,931 km (0.04 R)
• M23: 9,546,887 km (0.053 R)
• M24: 10,323,899 km (0.115 R)
• M25: 10,512,691 km (0.094 R)
• M26: 10,897,307 km (0.114 R)
• M27: 12,529,420 km (0.108 R)
• M28: 14,027,792 km (0.077 R)
• M29: 15,211,710 km (0.079 R)
• M30: 18,460,078 km (0.119 R)
• M31: 18,878,354 km (0.09 R)
• M32: 19,090,035 km (0.076 R)
• M33: 20,689,984 km (0.096 R)
• M34: 21,065,774 km (0.105 R)
• M35: 26,109,765 km (0.106 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 15,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit