🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.44 AU - 0.68 AU

Year: 160 Days

Day: 44.5 Hours

Environment

Temp: 207 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.96 AU - 1.16 AU

Year: 418 Days

Day: 20.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 59,813,992 km

• M1: 454,778 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.07 AU - 1.25 AU

Year: 478 Days

Day: 46.6 Hours

Environment

Temp: -11 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.44 AU - 3.5 AU

Year: 1960 Days

Day: 14.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.1

Radius: 13.8

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.59 AU - 5.9 AU

Year: 4593 Days

Day: 9.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,813,992 km

• M1: 171,738 km (0.046 R)
• M2: 697,874 km (0.038 R)
• M3: 1,652,308 km (0.092 R)
• M4: 2,987,320 km (0.119 R)
• M5: 3,928,440 km (0.118 R)
• M6: 4,481,503 km (0.082 R)
• M7: 5,058,951 km (0.09 R)
• M8: 5,597,354 km (0.117 R)
• M9: 6,173,904 km (0.093 R)
• M10: 6,924,586 km (0.102 R)
• M11: 7,482,287 km (0.03 R)
• M12: 8,807,425 km (0.104 R)
• M13: 12,518,200 km (0.049 R)
• M14: 13,507,491 km (0.064 R)
• M15: 14,492,294 km (0.108 R)
• M16: 15,407,234 km (0.085 R)
• M17: 17,226,494 km (0.113 R)
• M18: 18,318,858 km (0.075 R)
• M19: 19,388,632 km (0.094 R)
• M20: 28,603,562 km (0.083 R)
• M21: 30,134,397 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.6

Radius: 14.5

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.32 AU - 8.4 AU

Year: 6879 Days

Day: 14.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,813,992 km

• M1: 180,565 km (0.116 R)
• M2: 910,602 km (0.116 R)
• M3: 1,960,779 km (0.086 R)
• M4: 2,493,198 km (0.105 R)
• M5: 3,228,172 km (0.073 R)
• M6: 4,844,129 km (0.114 R)
• M7: 5,385,673 km (0.105 R)
• M8: 7,543,473 km (0.106 R)
• M9: 9,270,879 km (0.048 R)
• M10: 10,628,480 km (0.09 R)
• M11: 11,291,797 km (0.055 R)
• M12: 15,974,360 km (0.089 R)
• M13: 18,036,866 km (0.047 R)
• M14: 20,841,826 km (0.11 R)
• M15: 21,816,306 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588

Radius: 9.1

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.47 AU - 10.03 AU

Year: 10772 Days

Day: 14 Hours

Environment

Temp: -180 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,813,992 km

• M1: 113,246 km (0.048 R)
• M2: 506,838 km (0.088 R)
• M3: 2,435,304 km (0.116 R)
• M4: 3,332,741 km (0.119 R)
• M5: 3,676,667 km (0.044 R)
• M6: 4,264,886 km (0.097 R)
• M7: 4,611,504 km (0.092 R)
• M8: 5,263,601 km (0.037 R)
• M9: 6,046,896 km (0.044 R)
• M10: 6,984,126 km (0.114 R)
• M11: 8,101,921 km (0.087 R)
• M12: 10,274,382 km (0.064 R)
• M13: 12,456,715 km (0.082 R)
• M14: 13,107,317 km (0.11 R)
• M15: 15,869,492 km (0.103 R)
• M16: 19,464,777 km (0.1 R)
• M17: 22,256,573 km (0.119 R)
• M18: 27,320,461 km (0.06 R)
• M19: 28,216,253 km (0.101 R)
• M20: 29,752,623 km (0.117 R)
• M21: 35,043,002 km (0.092 R)
• M22: 36,576,829 km (0.071 R)
• M23: 39,778,074 km (0.113 R)
• M24: 43,295,120 km (0.069 R)
• M25: 45,335,934 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.1

Radius: 11.2

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 10.34 AU - 11.46 AU

Year: 13779 Days

Day: 11.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,813,992 km

• M1: 139,276 km (0.115 R)
• M2: 691,890 km (0.108 R)
• M3: 4,435,278 km (0.073 R)
• M4: 5,577,158 km (0.04 R)
• M5: 6,295,378 km (0.115 R)
• M6: 7,031,848 km (0.115 R)
• M7: 8,290,265 km (0.109 R)
• M8: 8,973,329 km (0.106 R)
• M9: 12,646,256 km (0.103 R)
• M10: 13,354,004 km (0.118 R)
• M11: 15,060,766 km (0.082 R)
• M12: 16,376,629 km (0.077 R)
• M13: 16,755,410 km (0.103 R)
• M14: 21,951,992 km (0.066 R)
• M15: 23,068,740 km (0.119 R)
• M16: 25,113,743 km (0.057 R)
• M17: 45,108,396 km (0.065 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 12,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit