🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.56 AU - 0.78 AU

Year: 354 Days

Day: 14.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.7

Radius: 10

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.67 AU - 0.81 AU

Year: 411 Days

Day: 11 Hours

Environment

Temp: -142 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,127,178 km

• M1: 124,316 km (0.066 R)
• M2: 544,087 km (0.105 R)
• M3: 888,761 km (0.104 R)
• M4: 1,244,505 km (0.072 R)
• M5: 1,808,339 km (0.115 R)
• M6: 2,594,177 km (0.049 R)
• M7: 3,339,473 km (0.109 R)
• M8: 3,718,105 km (0.111 R)
• M9: 4,057,543 km (0.052 R)
• M10: 4,664,910 km (0.035 R)
• M11: 5,123,877 km (0.115 R)
• M12: 5,578,953 km (0.119 R)
• M13: 5,903,132 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.5

Radius: 13.4

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.75 AU - 0.89 AU

Year: 479 Days

Day: 14.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 13,127,178 km

• M1: 166,652 km (0.084 R)
• M2: 590,014 km (0.077 R)
• M3: 1,313,918 km (0.034 R)
• M4: 1,856,659 km (0.117 R)
• M5: 2,290,194 km (0.104 R)
• M6: 2,784,016 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.6

Radius: 13.2

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.91 AU - 1.27 AU

Year: 735 Days

Day: 5.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,127,178 km

• M1: 164,408 km (0.056 R)
• M2: 671,694 km (0.076 R)
• M3: 1,186,910 km (0.086 R)
• M4: 1,670,260 km (0.09 R)
• M5: 2,368,284 km (0.087 R)
• M6: 2,972,809 km (0.083 R)
• M7: 3,443,893 km (0.052 R)
• M8: 3,872,341 km (0.066 R)
• M9: 4,322,331 km (0.068 R)
• M10: 5,198,676 km (0.075 R)
• M11: 6,046,596 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.9

Radius: 8.1

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.11 AU - 1.25 AU

Year: 828 Days

Day: 13.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 13,127,178 km

• M1: 100,829 km (0.08 R)
• M2: 357,389 km (0.119 R)
• M3: 613,501 km (0.088 R)
• M4: 1,205,160 km (0.108 R)
• M5: 1,606,980 km (0.114 R)
• M6: 2,020,319 km (0.049 R)
• M7: 2,354,970 km (0.103 R)
• M8: 2,714,902 km (0.045 R)
• M9: 3,061,072 km (0.111 R)
• M10: 4,171,836 km (0.073 R)
• M11: 4,784,888 km (0.102 R)
• M12: 5,419,632 km (0.078 R)
• M13: 6,109,128 km (0.116 R)
• M14: 6,684,930 km (0.108 R)
• M15: 7,454,911 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.1

Radius: 12.2

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.5 AU - 1.7 AU

Year: 1307 Days

Day: 13.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 13,127,178 km

• M1: 151,692 km (0.103 R)
• M2: 532,419 km (0.091 R)
• M3: 938,577 km (0.042 R)
• M4: 1,339,649 km (0.074 R)
• M5: 1,758,373 km (0.04 R)
• M6: 3,089,645 km (0.053 R)
• M7: 3,491,614 km (0.109 R)
• M8: 4,268,027 km (0.085 R)
• M9: 5,544,546 km (0.045 R)
• M10: 6,271,442 km (0.065 R)
• M11: 7,541,079 km (0.084 R)
• M12: 8,647,655 km (0.105 R)
• M13: 9,310,971 km (0.109 R)
• M14: 9,918,788 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.3

Radius: 14.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.38 AU - 3.3 AU

Year: 3090 Days

Day: 6.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,127,178 km

• M1: 185,352 km (0.091 R)
• M2: 676,182 km (0.088 R)
• M3: 1,182,870 km (0.076 R)
• M4: 1,911,262 km (0.118 R)
• M5: 3,032,798 km (0.07 R)
• M6: 3,697,461 km (0.061 R)
• M7: 4,244,391 km (0.068 R)
• M8: 5,688,160 km (0.117 R)
• M9: 7,840,275 km (0.092 R)
• M10: 8,531,118 km (0.038 R)
• M11: 11,825,562 km (0.104 R)
• M12: 13,692,244 km (0.064 R)
• M13: 14,429,612 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64

Radius: 9.7

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.74 AU - 3.76 AU

Year: 4689 Days

Day: 14.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,127,178 km

• M1: 121,174 km (0.085 R)
• M2: 575,353 km (0.107 R)
• M3: 1,917,994 km (0.095 R)
• M4: 2,805,558 km (0.086 R)
• M5: 3,235,503 km (0.094 R)
• M6: 3,676,068 km (0.079 R)
• M7: 3,997,554 km (0.075 R)
• M8: 7,557,535 km (0.098 R)
• M9: 8,136,479 km (0.076 R)
• M10: 10,650,172 km (0.085 R)
• M11: 11,307,355 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 12,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit