🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.88 AU - 1.28 AU

Year: 406 Days

Day: 19.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.2 AU - 1.5 AU

Year: 567 Days

Day: 18.7 Hours

Environment

Temp: -15 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.99 AU - 2.57 AU

Year: 1245 Days

Day: 29.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.91 AU - 4.43 AU

Year: 2543 Days

Day: 27.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.1

Radius: 8.8

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.36 AU - 9.96 AU

Year: 8430 Days

Day: 12.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 94,015,249 km

• M1: 114,143 km (0.1 R)
• M2: 430,543 km (0.116 R)
• M3: 1,166,863 km (0.105 R)
• M4: 1,561,353 km (0.101 R)
• M5: 2,354,371 km (0.104 R)
• M6: 3,689,981 km (0.114 R)
• M7: 4,361,227 km (0.062 R)
• M8: 5,349,769 km (0.118 R)
• M9: 5,689,506 km (0.088 R)
• M10: 6,276,379 km (0.089 R)
• M11: 7,418,858 km (0.033 R)
• M12: 9,034,814 km (0.064 R)
• M13: 9,384,125 km (0.072 R)
• M14: 10,630,574 km (0.083 R)
• M15: 13,618,343 km (0.035 R)
• M16: 15,273,195 km (0.107 R)
• M17: 15,895,372 km (0.045 R)
• M18: 18,000,513 km (0.077 R)
• M19: 19,191,312 km (0.104 R)
• M20: 20,433,723 km (0.098 R)
• M21: 21,963,211 km (0.101 R)
• M22: 22,916,748 km (0.061 R)
• M23: 26,118,292 km (0.105 R)
• M24: 29,130,595 km (0.055 R)
• M25: 30,475,629 km (0.085 R)
• M26: 30,769,290 km (0.098 R)
• M27: 31,962,333 km (0.068 R)
• M28: 34,019,005 km (0.051 R)
• M29: 36,381,454 km (0.092 R)
• M30: 36,711,916 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.9

Radius: 8.7

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 9.78 AU - 12.24 AU

Year: 13212 Days

Day: 8.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,015,249 km

• M1: 108,907 km (0.102 R)
• M2: 406,308 km (0.049 R)
• M3: 694,733 km (0.068 R)
• M4: 1,011,730 km (0.103 R)
• M5: 2,987,320 km (0.117 R)
• M6: 3,386,148 km (0.116 R)
• M7: 3,680,856 km (0.077 R)
• M8: 5,750,243 km (0.11 R)
• M9: 7,380,561 km (0.06 R)
• M10: 10,939,045 km (0.066 R)
• M11: 12,446,842 km (0.059 R)
• M12: 13,283,543 km (0.072 R)
• M13: 15,575,083 km (0.03 R)
• M14: 17,007,782 km (0.057 R)
• M15: 19,360,807 km (0.056 R)
• M16: 19,701,591 km (0.1 R)
• M17: 27,280,219 km (0.103 R)
• M18: 28,910,088 km (0.097 R)
• M19: 31,299,614 km (0.111 R)
• M20: 34,188,050 km (0.112 R)
• M21: 39,799,466 km (0.077 R)
• M22: 44,797,082 km (0.085 R)
• M23: 46,908,058 km (0.116 R)
• M24: 52,639,152 km (0.116 R)
• M25: 59,535,315 km (0.093 R)
• M26: 60,075,513 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.3

Radius: 7.6

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 14.7 AU - 21.2 AU

Year: 27503 Days

Day: 23.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,015,249 km

• M1: 98,884 km (0.092 R)
• M2: 615,296 km (0.11 R)
• M3: 891,903 km (0.096 R)
• M4: 1,783,655 km (0.088 R)
• M5: 2,223,174 km (0.049 R)
• M6: 3,086,354 km (0.111 R)
• M7: 3,348,449 km (0.111 R)
• M8: 4,052,756 km (0.08 R)
• M9: 5,371,162 km (0.088 R)
• M10: 5,795,422 km (0.034 R)
• M11: 6,473,399 km (0.071 R)
• M12: 7,825,465 km (0.106 R)
• M13: 11,076,675 km (0.091 R)
• M14: 12,407,199 km (0.091 R)
• M15: 13,530,379 km (0.09 R)
• M16: 15,720,642 km (0.074 R)
• M17: 16,412,382 km (0.044 R)
• M18: 18,994,142 km (0.112 R)
• M19: 21,941,220 km (0.096 R)
• M20: 24,142,703 km (0.105 R)
• M21: 36,182,639 km (0.045 R)
• M22: 38,153,441 km (0.072 R)
• M23: 40,354,624 km (0.046 R)
• M24: 42,307,624 km (0.104 R)
• M25: 47,822,251 km (0.078 R)
• M26: 50,937,925 km (0.107 R)
• M27: 52,449,911 km (0.103 R)
• M28: 54,577,342 km (0.058 R)
• M29: 55,364,975 km (0.104 R)
• M30: 59,417,581 km (0.116 R)
• M31: 62,798,643 km (0.091 R)
• M32: 64,755,682 km (0.09 R)
• M33: 67,202,505 km (0.101 R)
• M34: 71,338,138 km (0.065 R)
• M35: 72,279,707 km (0.12 R)
• M36: 73,947,275 km (0.027 R)
• M37: 81,129,468 km (0.08 R)
• M38: 82,413,018 km (0.037 R)
• M39: 84,494,673 km (0.118 R)
• M40: 84,757,366 km (0.098 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 14,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit