🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.03 AU - 1.55 AU

Year: 552 Days

Day: 33.1 Hours

Environment

Temp: -39 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,549,320 km

• M1: 43,234 km (0.119 R)
• M2: 196,871 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.47 AU - 3.47 AU

Year: 1928 Days

Day: 39.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 131 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.75 AU - 4.41 AU

Year: 3105 Days

Day: 13.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.8

Radius: 13.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.86 AU - 5.06 AU

Year: 4161 Days

Day: 10 Hours

Environment

Temp: -140 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,549,320 km

• M1: 176,525 km (0.099 R)
• M2: 765,492 km (0.039 R)
• M3: 1,243,757 km (0.093 R)
• M4: 1,782,758 km (0.12 R)
• M5: 2,352,427 km (0.078 R)
• M6: 3,072,441 km (0.097 R)
• M7: 3,608,899 km (0.104 R)
• M8: 4,207,739 km (0.113 R)
• M9: 6,437,944 km (0.048 R)
• M10: 9,113,053 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.6

Radius: 10.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.65 AU - 7.85 AU

Year: 7354 Days

Day: 7.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,549,320 km

• M1: 136,134 km (0.108 R)
• M2: 699,071 km (0.085 R)
• M3: 1,655,749 km (0.107 R)
• M4: 2,466,121 km (0.115 R)
• M5: 3,260,037 km (0.115 R)
• M6: 4,491,975 km (0.063 R)
• M7: 6,267,403 km (0.115 R)
• M8: 7,523,726 km (0.103 R)
• M9: 8,354,293 km (0.107 R)
• M10: 10,034,128 km (0.062 R)
• M11: 10,902,094 km (0.106 R)
• M12: 13,018,156 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.3

Radius: 8.3

Gravity: 14.13 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.33 AU - 7.71 AU

Year: 7769 Days

Day: 13 Hours

Environment

Temp: -166 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,549,320 km

• M1: 103,372 km (0.08 R)
• M2: 363,822 km (0.104 R)
• M3: 627,713 km (0.117 R)
• M4: 1,143,975 km (0.041 R)
• M5: 1,842,148 km (0.043 R)
• M6: 2,135,958 km (0.1 R)
• M7: 2,840,116 km (0.116 R)
• M8: 3,566,563 km (0.102 R)
• M9: 3,869,050 km (0.069 R)
• M10: 4,383,218 km (0.101 R)
• M11: 4,972,633 km (0.106 R)
• M12: 7,257,741 km (0.114 R)
• M13: 7,539,583 km (0.088 R)
• M14: 8,254,811 km (0.11 R)
• M15: 8,876,988 km (0.052 R)
• M16: 9,199,671 km (0.117 R)
• M17: 9,625,875 km (0.082 R)
• M18: 10,932,014 km (0.108 R)
• M19: 12,070,005 km (0.059 R)
• M20: 13,344,878 km (0.114 R)
• M21: 15,687,880 km (0.107 R)
• M22: 22,082,441 km (0.115 R)
• M23: 22,420,083 km (0.109 R)
• M24: 24,160,505 km (0.081 R)
• M25: 26,937,341 km (0.041 R)
• M26: 27,908,380 km (0.098 R)
• M27: 33,558,542 km (0.028 R)
• M28: 34,796,166 km (0.043 R)
• M29: 38,936,137 km (0.065 R)
• M30: 40,302,265 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.3

Radius: 4.2

Gravity: 37.04 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 11.16 AU - 16.96 AU

Year: 19861 Days

Day: 18.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,549,320 km

• M1: 52,210 km (0.105 R)
• M2: 523,892 km (0.112 R)
• M3: 675,434 km (0.113 R)
• M4: 1,056,610 km (0.098 R)
• M5: 1,740,721 km (0.117 R)
• M6: 2,562,612 km (0.091 R)
• M7: 2,803,165 km (0.088 R)
• M8: 3,006,169 km (0.113 R)
• M9: 3,795,148 km (0.11 R)
• M10: 4,539,697 km (0.06 R)
• M11: 4,855,947 km (0.098 R)
• M12: 5,376,847 km (0.069 R)
• M13: 5,571,623 km (0.115 R)
• M14: 5,730,795 km (0.095 R)
• M15: 5,975,238 km (0.088 R)
• M16: 6,977,394 km (0.081 R)
• M17: 7,256,245 km (0.06 R)
• M18: 7,935,868 km (0.119 R)
• M19: 8,137,526 km (0.095 R)
• M20: 9,308,578 km (0.071 R)
• M21: 12,111,743 km (0.081 R)
• M22: 15,352,332 km (0.094 R)
• M23: 15,983,186 km (0.032 R)
• M24: 16,143,555 km (0.084 R)
• M25: 19,672,868 km (0.087 R)
• M26: 22,861,846 km (0.044 R)
• M27: 23,996,994 km (0.099 R)
• M28: 28,795,346 km (0.069 R)
• M29: 34,595,405 km (0.114 R)
• M30: 40,827,652 km (0.063 R)
• M31: 45,641,413 km (0.106 R)
• M32: 47,271,431 km (0.085 R)
• M33: 47,767,946 km (0.109 R)
• M34: 52,393,513 km (0.085 R)
• M35: 54,541,888 km (0.113 R)
• M36: 60,361,843 km (0.097 R)
• M37: 70,598,526 km (0.106 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: 193 - 17,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit