🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.58 AU - 0.68 AU

Year: 328 Days

Day: 44.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.5

Radius: 8.5

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.28 AU - 1.6 AU

Year: 1134 Days

Day: 8.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 17,204,080 km

• M1: 105,766 km (0.1 R)
• M2: 393,293 km (0.027 R)
• M3: 685,158 km (0.093 R)
• M4: 1,245,103 km (0.087 R)
• M5: 1,944,473 km (0.077 R)
• M6: 2,430,367 km (0.114 R)
• M7: 2,815,582 km (0.058 R)
• M8: 3,346,654 km (0.12 R)
• M9: 3,612,190 km (0.097 R)
• M10: 4,495,266 km (0.107 R)
• M11: 4,898,133 km (0.05 R)
• M12: 5,472,589 km (0.073 R)
• M13: 7,105,749 km (0.119 R)
• M14: 7,467,776 km (0.062 R)
• M15: 8,370,001 km (0.092 R)
• M16: 8,803,386 km (0.091 R)
• M17: 9,621,088 km (0.096 R)
• M18: 10,064,496 km (0.112 R)
• M19: 10,621,299 km (0.055 R)
• M20: 10,890,426 km (0.113 R)
• M21: 11,582,914 km (0.106 R)
• M22: 12,231,122 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.2

Radius: 9.2

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.29 AU - 1.95 AU

Year: 1353 Days

Day: 5.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,204,080 km

• M1: 114,742 km (0.071 R)
• M2: 408,851 km (0.082 R)
• M3: 786,586 km (0.076 R)
• M4: 1,527,693 km (0.106 R)
• M5: 2,395,361 km (0.096 R)
• M6: 3,496,252 km (0.118 R)
• M7: 3,843,618 km (0.091 R)
• M8: 4,159,569 km (0.093 R)
• M9: 4,454,875 km (0.104 R)
• M10: 4,764,393 km (0.09 R)
• M11: 5,129,711 km (0.109 R)
• M12: 5,894,007 km (0.101 R)
• M13: 6,220,130 km (0.106 R)
• M14: 6,832,733 km (0.029 R)
• M15: 7,867,950 km (0.052 R)
• M16: 8,437,918 km (0.094 R)
• M17: 10,719,884 km (0.112 R)
• M18: 11,031,347 km (0.086 R)
• M19: 11,928,785 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504

Radius: 13.6

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.96 AU - 1.98 AU

Year: 1814 Days

Day: 14.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,204,080 km

• M1: 169,195 km (0.081 R)
• M2: 665,860 km (0.081 R)
• M3: 1,296,565 km (0.054 R)
• M4: 1,790,387 km (0.098 R)
• M5: 2,313,980 km (0.108 R)
• M6: 2,953,660 km (0.104 R)
• M7: 3,402,005 km (0.118 R)
• M8: 4,124,862 km (0.044 R)
• M9: 4,807,028 km (0.046 R)
• M10: 5,324,188 km (0.105 R)
• M11: 5,924,375 km (0.047 R)
• M12: 6,644,090 km (0.107 R)
• M13: 7,448,179 km (0.073 R)
• M14: 8,171,933 km (0.055 R)
• M15: 9,064,733 km (0.078 R)
• M16: 9,598,947 km (0.113 R)
• M17: 10,220,826 km (0.051 R)
• M18: 10,800,069 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.5

Radius: 13.1

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.62 AU - 2.54 AU

Year: 1968 Days

Day: 10.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 17,204,080 km

• M1: 163,361 km (0.09 R)
• M2: 929,601 km (0.102 R)
• M3: 1,360,293 km (0.053 R)
• M4: 2,452,956 km (0.112 R)
• M5: 3,867,554 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.6

Radius: 14.2

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.25 AU - 2.95 AU

Year: 2750 Days

Day: 8.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,204,080 km

• M1: 176,525 km (0.097 R)
• M2: 618,138 km (0.119 R)
• M3: 1,269,787 km (0.091 R)
• M4: 1,926,671 km (0.108 R)
• M5: 3,007,216 km (0.115 R)
• M6: 3,726,483 km (0.109 R)
• M7: 4,617,937 km (0.113 R)
• M8: 5,157,835 km (0.091 R)
• M9: 5,670,507 km (0.111 R)
• M10: 6,983,079 km (0.065 R)
• M11: 8,308,815 km (0.098 R)
• M12: 9,016,114 km (0.101 R)
• M13: 9,964,714 km (0.111 R)
• M14: 11,907,542 km (0.043 R)
• M15: 14,567,691 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.5

Radius: 11.8

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.87 AU - 3.81 AU

Year: 4004 Days

Day: 13.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 17,204,080 km

• M1: 147,204 km (0.106 R)
• M2: 538,552 km (0.051 R)
• M3: 984,055 km (0.086 R)
• M4: 1,420,731 km (0.034 R)
• M5: 2,257,731 km (0.091 R)
• M6: 2,651,473 km (0.083 R)
• M7: 3,147,689 km (0.119 R)
• M8: 3,705,240 km (0.092 R)
• M9: 5,230,091 km (0.115 R)
• M10: 5,956,688 km (0.071 R)
• M11: 6,685,828 km (0.111 R)
• M12: 7,204,484 km (0.102 R)
• M13: 8,694,479 km (0.041 R)
• M14: 10,595,269 km (0.055 R)
• M15: 12,038,589 km (0.107 R)
• M16: 12,515,507 km (0.052 R)
• M17: 13,304,786 km (0.08 R)
• M18: 13,814,765 km (0.108 R)
• M19: 14,337,759 km (0.067 R)
• M20: 15,646,890 km (0.115 R)
• M21: 16,738,506 km (0.088 R)
• M22: 17,393,445 km (0.115 R)
• M23: 19,787,909 km (0.078 R)
• M24: 20,185,091 km (0.117 R)
• M25: 21,064,128 km (0.119 R)
• M26: 24,455,811 km (0.112 R)

Asteroid Belt

Center: 3.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.2

Radius: 8.3

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.63 AU - 4.89 AU

Year: 5768 Days

Day: 8.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 54.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,204,080 km

• M1: 103,223 km (0.099 R)
• M2: 632,649 km (0.111 R)
• M3: 1,041,650 km (0.104 R)
• M4: 1,630,617 km (0.113 R)
• M5: 2,549,597 km (0.093 R)
• M6: 3,042,521 km (0.025 R)
• M7: 3,615,332 km (0.109 R)
• M8: 4,159,120 km (0.073 R)
• M9: 4,649,502 km (0.086 R)
• M10: 6,069,934 km (0.098 R)
• M11: 6,646,933 km (0.112 R)
• M12: 7,089,293 km (0.073 R)
• M13: 9,124,124 km (0.114 R)
• M14: 9,810,778 km (0.11 R)
• M15: 10,791,691 km (0.036 R)
• M16: 15,470,664 km (0.074 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 16,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit