🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.61 AU - 0.67 AU

Year: 194 Days

Day: 46.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,777,199 km

• M1: 28,573 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.7 AU - 0.9 AU

Year: 271 Days

Day: 37 Hours

Environment

Temp: 116 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.7 AU - 3 AU

Year: 1822 Days

Day: 31.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.66 AU - 4.22 AU

Year: 2416 Days

Day: 30.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,777,199 km

• M1: 2,144,485 km (0.1 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.9

Radius: 13.3

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.07 AU - 6.71 AU

Year: 5414 Days

Day: 8.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,777,199 km

• M1: 165,605 km (0.079 R)
• M2: 797,357 km (0.082 R)
• M3: 2,160,044 km (0.118 R)
• M4: 2,994,201 km (0.089 R)
• M5: 5,038,157 km (0.085 R)
• M6: 7,920,609 km (0.094 R)
• M7: 11,807,461 km (0.08 R)
• M8: 13,851,865 km (0.087 R)
• M9: 14,904,137 km (0.091 R)
• M10: 18,757,179 km (0.081 R)
• M11: 19,782,673 km (0.097 R)
• M12: 20,777,798 km (0.101 R)
• M13: 22,939,786 km (0.076 R)
• M14: 24,562,325 km (0.097 R)
• M15: 25,017,850 km (0.079 R)
• M16: 26,024,195 km (0.101 R)
• M17: 26,497,822 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.4

Radius: 14.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.25 AU - 6.87 AU

Year: 5650 Days

Day: 5.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,777,199 km

• M1: 176,226 km (0.061 R)
• M2: 738,714 km (0.043 R)
• M3: 1,185,414 km (0.093 R)
• M4: 1,684,771 km (0.108 R)
• M5: 2,280,919 km (0.118 R)
• M6: 2,731,956 km (0.107 R)
• M7: 3,360,716 km (0.086 R)
• M8: 4,085,069 km (0.102 R)
• M9: 5,016,017 km (0.048 R)
• M10: 6,736,542 km (0.118 R)
• M11: 9,867,775 km (0.065 R)
• M12: 10,420,240 km (0.102 R)
• M13: 10,859,160 km (0.09 R)
• M14: 11,963,641 km (0.054 R)
• M15: 12,889,951 km (0.067 R)
• M16: 13,916,342 km (0.114 R)
• M17: 15,163,091 km (0.104 R)
• M18: 15,727,972 km (0.096 R)
• M19: 17,445,655 km (0.073 R)
• M20: 19,483,028 km (0.093 R)
• M21: 22,391,959 km (0.101 R)
• M22: 23,125,138 km (0.054 R)
• M23: 24,254,901 km (0.103 R)
• M24: 25,500,154 km (0.074 R)
• M25: 27,447,320 km (0.06 R)
• M26: 28,372,283 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.4

Radius: 13

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.62 AU - 8.46 AU

Year: 7075 Days

Day: 10.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,777,199 km

• M1: 166,054 km (0.114 R)
• M2: 760,107 km (0.106 R)
• M3: 1,725,013 km (0.108 R)
• M4: 2,248,606 km (0.107 R)
• M5: 3,176,412 km (0.104 R)
• M6: 4,249,627 km (0.077 R)
• M7: 4,716,073 km (0.079 R)
• M8: 6,080,106 km (0.081 R)
• M9: 8,017,099 km (0.107 R)
• M10: 10,206,464 km (0.098 R)
• M11: 11,276,987 km (0.108 R)
• M12: 11,792,202 km (0.066 R)
• M13: 15,676,361 km (0.109 R)
• M14: 20,068,106 km (0.058 R)
• M15: 25,219,059 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.5

Radius: 3.5

Gravity: 39.31 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 15.37 AU - 21.57 AU

Year: 30064 Days

Day: 22.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,777,199 km

• M1: 45,328 km (0.113 R)
• M2: 158,424 km (0.079 R)
• M3: 276,756 km (0.093 R)
• M4: 393,592 km (0.118 R)
• M5: 2,119,353 km (0.071 R)
• M6: 3,061,520 km (0.054 R)
• M7: 3,655,723 km (0.067 R)
• M8: 5,429,505 km (0.089 R)
• M9: 6,617,611 km (0.112 R)
• M10: 10,871,128 km (0.115 R)
• M11: 19,114,270 km (0.062 R)
• M12: 26,851,023 km (0.057 R)
• M13: 28,191,120 km (0.042 R)
• M14: 33,163,155 km (0.103 R)
• M15: 53,771,459 km (0.102 R)
• M16: 54,537,101 km (0.057 R)
• M17: 55,310,073 km (0.114 R)
• M18: 68,018,861 km (0.082 R)
• M19: 74,926,692 km (0.062 R)
• M20: 83,303,574 km (0.065 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 14,592 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit