🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.5 AU - 0.6 AU

Year: 156 Days

Day: 22.8 Hours

Environment

Temp: 192 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 28,713,811 km

• M1: 46,076 km (0.075 R)
• M2: 90,208 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.15 AU - 1.31 AU

Year: 522 Days

Day: 29.4 Hours

Environment

Temp: -27 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.42 AU - 2.24 AU

Year: 948 Days

Day: 24.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496

Radius: 14.7

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.28 AU - 4.46 AU

Year: 3498 Days

Day: 6.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,713,811 km

• M1: 182,958 km (0.103 R)
• M2: 647,908 km (0.089 R)
• M3: 1,719,029 km (0.087 R)
• M4: 2,660,000 km (0.11 R)
• M5: 3,707,484 km (0.081 R)
• M6: 4,380,674 km (0.117 R)
• M7: 5,736,330 km (0.102 R)
• M8: 6,992,055 km (0.108 R)
• M9: 7,926,443 km (0.069 R)
• M10: 8,492,073 km (0.116 R)
• M11: 9,445,759 km (0.117 R)
• M12: 12,605,117 km (0.047 R)
• M13: 13,285,039 km (0.067 R)
• M14: 15,218,442 km (0.097 R)
• M15: 16,411,784 km (0.11 R)
• M16: 17,223,053 km (0.083 R)
• M17: 20,060,925 km (0.088 R)
• M18: 20,552,204 km (0.105 R)
• M19: 21,240,803 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.9

Radius: 14

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.69 AU - 5.49 AU

Year: 4397 Days

Day: 5.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,713,811 km

• M1: 242,498 km (0.111 R)
• M2: 739,911 km (0.105 R)
• M3: 1,286,392 km (0.103 R)
• M4: 1,761,066 km (0.119 R)
• M5: 2,385,039 km (0.119 R)
• M6: 2,845,651 km (0.095 R)
• M7: 3,650,038 km (0.087 R)
• M8: 5,323,889 km (0.071 R)
• M9: 6,865,794 km (0.11 R)
• M10: 8,024,280 km (0.108 R)
• M11: 9,230,039 km (0.109 R)
• M12: 10,859,010 km (0.067 R)
• M13: 12,237,106 km (0.061 R)
• M14: 12,869,306 km (0.118 R)
• M15: 14,041,256 km (0.049 R)
• M16: 16,833,052 km (0.065 R)
• M17: 17,738,268 km (0.117 R)
• M18: 18,296,867 km (0.105 R)
• M19: 21,827,676 km (0.102 R)
• M20: 25,868,763 km (0.1 R)
• M21: 27,566,848 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.7

Radius: 13.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.45 AU - 6.27 AU

Year: 4751 Days

Day: 11.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,713,811 km

• M1: 170,392 km (0.086 R)
• M2: 617,989 km (0.093 R)
• M3: 1,579,903 km (0.09 R)
• M4: 2,026,303 km (0.098 R)
• M5: 3,047,159 km (0.11 R)
• M6: 3,770,914 km (0.03 R)
• M7: 4,452,033 km (0.106 R)
• M8: 6,116,010 km (0.079 R)
• M9: 6,792,791 km (0.114 R)
• M10: 9,860,744 km (0.111 R)
• M11: 11,655,918 km (0.086 R)
• M12: 12,344,068 km (0.055 R)
• M13: 14,868,233 km (0.063 R)
• M14: 15,421,895 km (0.11 R)
• M15: 16,785,479 km (0.089 R)
• M16: 18,057,211 km (0.083 R)
• M17: 18,687,916 km (0.109 R)
• M18: 19,451,912 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.4

Radius: 9.9

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.93 AU - 6.51 AU

Year: 5940 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,713,811 km

• M1: 123,119 km (0.043 R)
• M2: 533,316 km (0.106 R)
• M3: 842,236 km (0.067 R)
• M4: 1,806,095 km (0.107 R)
• M5: 3,675,620 km (0.111 R)
• M6: 5,334,810 km (0.09 R)
• M7: 6,741,179 km (0.091 R)
• M8: 7,374,726 km (0.032 R)
• M9: 11,336,975 km (0.093 R)
• M10: 13,124,969 km (0.093 R)
• M11: 14,761,570 km (0.114 R)
• M12: 19,080,311 km (0.087 R)
• M13: 21,315,004 km (0.06 R)
• M14: 24,791,210 km (0.081 R)
• M15: 26,868,077 km (0.08 R)
• M16: 27,197,491 km (0.068 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 11,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit