🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.47 AU - 0.53 AU

Year: 228 Days

Day: 42.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 141.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.7

Radius: 9.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.67 AU - 0.71 AU

Year: 370 Days

Day: 8 Hours

Environment

Temp: -134 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 41,630,718 km

• M1: 120,127 km (0.1 R)
• M2: 586,723 km (0.102 R)
• M3: 902,973 km (0.064 R)
• M4: 1,708,258 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.5

Radius: 10.5

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.09 AU - 1.11 AU

Year: 745 Days

Day: 5.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,630,718 km

• M1: 130,599 km (0.095 R)
• M2: 544,686 km (0.116 R)
• M3: 1,568,234 km (0.097 R)
• M4: 1,898,098 km (0.118 R)
• M5: 2,371,575 km (0.109 R)
• M6: 2,702,037 km (0.071 R)
• M7: 3,076,630 km (0.056 R)
• M8: 4,184,252 km (0.111 R)
• M9: 4,567,223 km (0.12 R)
• M10: 7,308,903 km (0.094 R)
• M11: 7,644,900 km (0.078 R)
• M12: 8,168,493 km (0.099 R)
• M13: 8,689,093 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.8

Radius: 12.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.14 AU - 3.36 AU

Year: 2945 Days

Day: 9.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,630,718 km

• M1: 159,621 km (0.04 R)
• M2: 656,435 km (0.108 R)
• M3: 1,294,620 km (0.03 R)
• M4: 2,300,366 km (0.087 R)
• M5: 3,890,293 km (0.114 R)
• M6: 4,601,631 km (0.076 R)
• M7: 6,356,114 km (0.064 R)
• M8: 7,317,729 km (0.057 R)
• M9: 10,145,428 km (0.091 R)
• M10: 12,229,626 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.1

Radius: 11.8

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.42 AU - 3.92 AU

Year: 3644 Days

Day: 13.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,630,718 km

• M1: 155,133 km (0.072 R)
• M2: 582,684 km (0.05 R)
• M3: 1,288,935 km (0.07 R)
• M4: 3,004,224 km (0.095 R)
• M5: 3,653,330 km (0.105 R)
• M6: 4,436,624 km (0.102 R)
• M7: 4,925,959 km (0.055 R)
• M8: 5,575,812 km (0.064 R)
• M9: 6,671,167 km (0.103 R)
• M10: 9,108,117 km (0.062 R)
• M11: 9,754,080 km (0.059 R)
• M12: 11,137,262 km (0.084 R)
• M13: 14,289,888 km (0.086 R)
• M14: 15,713,012 km (0.11 R)
• M15: 17,067,322 km (0.092 R)
• M16: 18,049,581 km (0.096 R)
• M17: 18,611,321 km (0.096 R)
• M18: 19,475,848 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.2

Radius: 10.2

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.07 AU - 3.61 AU

Year: 3941 Days

Day: 13.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,630,718 km

• M1: 126,859 km (0.114 R)
• M2: 838,795 km (0.114 R)
• M3: 1,294,470 km (0.118 R)
• M4: 2,391,172 km (0.11 R)
• M5: 3,308,207 km (0.096 R)
• M6: 3,643,905 km (0.034 R)
• M7: 6,861,456 km (0.076 R)
• M8: 9,669,258 km (0.096 R)
• M9: 13,082,783 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.3

Radius: 14.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.28 AU - 4.78 AU

Year: 6225 Days

Day: 6.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,630,718 km

• M1: 184,005 km (0.076 R)
• M2: 756,965 km (0.11 R)
• M3: 1,265,000 km (0.1 R)
• M4: 2,774,143 km (0.103 R)
• M5: 3,605,159 km (0.092 R)
• M6: 4,693,633 km (0.113 R)
• M7: 5,764,604 km (0.102 R)
• M8: 7,089,293 km (0.082 R)
• M9: 8,209,782 km (0.046 R)
• M10: 9,020,303 km (0.114 R)
• M11: 10,294,129 km (0.084 R)
• M12: 17,487,093 km (0.066 R)
• M13: 18,580,804 km (0.107 R)
• M14: 21,174,531 km (0.113 R)
• M15: 24,445,788 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.6

Radius: 7.5

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.46 AU - 6.6 AU

Year: 10774 Days

Day: 19.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,630,718 km

• M1: 93,349 km (0.093 R)
• M2: 335,548 km (0.089 R)
• M3: 742,305 km (0.088 R)
• M4: 995,424 km (0.117 R)
• M5: 2,063,703 km (0.118 R)
• M6: 4,242,745 km (0.084 R)
• M7: 8,624,168 km (0.109 R)
• M8: 9,755,277 km (0.11 R)
• M9: 10,779,125 km (0.077 R)
• M10: 12,089,453 km (0.049 R)
• M11: 12,867,960 km (0.094 R)
• M12: 15,212,607 km (0.104 R)
• M13: 16,789,070 km (0.094 R)
• M14: 17,477,070 km (0.099 R)
• M15: 18,471,597 km (0.092 R)
• M16: 20,650,789 km (0.111 R)
• M17: 22,496,677 km (0.032 R)
• M18: 23,417,153 km (0.114 R)
• M19: 26,698,134 km (0.102 R)
• M20: 32,122,552 km (0.071 R)
• M21: 38,356,146 km (0.098 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 13,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit