🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.97 AU - 1.09 AU

Year: 398 Days

Day: 22.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,328,440 km

• M1: 36,352 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.18 AU - 1.8 AU

Year: 693 Days

Day: 22.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,328,440 km

• M1: 319,840 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.77 AU - 2.13 AU

Year: 1037 Days

Day: 15.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.26 AU - 2.42 AU

Year: 1363 Days

Day: 46.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,328,440 km

• M1: 27,825 km (0.066 R)
• M2: 480,209 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.18 AU - 2.84 AU

Year: 1514 Days

Day: 33.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.6

Radius: 13.3

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.61 AU - 5.75 AU

Year: 3855 Days

Day: 12.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,328,440 km

• M1: 165,754 km (0.09 R)
• M2: 584,778 km (0.11 R)
• M3: 1,009,935 km (0.098 R)
• M4: 1,597,705 km (0.077 R)
• M5: 2,079,859 km (0.114 R)
• M6: 2,692,313 km (0.041 R)
• M7: 5,255,373 km (0.087 R)
• M8: 6,400,246 km (0.099 R)
• M9: 7,111,883 km (0.074 R)
• M10: 7,772,956 km (0.113 R)
• M11: 8,916,033 km (0.101 R)
• M12: 10,922,141 km (0.076 R)
• M13: 12,076,887 km (0.076 R)
• M14: 12,922,862 km (0.08 R)
• M15: 13,757,768 km (0.119 R)
• M16: 14,628,428 km (0.084 R)
• M17: 19,415,709 km (0.116 R)
• M18: 19,990,614 km (0.062 R)
• M19: 21,852,210 km (0.027 R)
• M20: 22,754,734 km (0.091 R)
• M21: 24,338,526 km (0.107 R)
• M22: 25,308,369 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.6

Radius: 12

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.99 AU - 10.67 AU

Year: 12643 Days

Day: 13.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,328,440 km

• M1: 175,030 km (0.083 R)
• M2: 2,156,902 km (0.086 R)
• M3: 3,201,544 km (0.079 R)
• M4: 3,975,115 km (0.082 R)
• M5: 7,243,828 km (0.113 R)
• M6: 9,922,976 km (0.081 R)
• M7: 10,353,369 km (0.076 R)
• M8: 12,584,921 km (0.106 R)
• M9: 13,608,170 km (0.091 R)
• M10: 15,884,452 km (0.086 R)
• M11: 22,543,202 km (0.064 R)
• M12: 29,267,028 km (0.086 R)
• M13: 30,054,960 km (0.112 R)
• M14: 37,909,896 km (0.103 R)
• M15: 39,201,075 km (0.096 R)
• M16: 40,521,426 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.9

Radius: 3.6

Gravity: 33.48 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 13.15 AU - 15.75 AU

Year: 20917 Days

Day: 21.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,328,440 km

• M1: 45,478 km (0.031 R)
• M2: 245,640 km (0.087 R)
• M3: 484,697 km (0.084 R)
• M4: 863,479 km (0.11 R)
• M5: 1,200,224 km (0.039 R)
• M6: 2,249,503 km (0.075 R)
• M7: 3,157,861 km (0.106 R)
• M8: 3,316,585 km (0.094 R)
• M9: 3,678,761 km (0.119 R)
• M10: 4,066,818 km (0.092 R)
• M11: 5,065,384 km (0.116 R)
• M12: 5,815,468 km (0.063 R)
• M13: 6,175,998 km (0.069 R)
• M14: 7,768,318 km (0.112 R)
• M15: 8,658,725 km (0.088 R)
• M16: 10,996,640 km (0.116 R)
• M17: 11,860,867 km (0.105 R)
• M18: 12,051,754 km (0.092 R)
• M19: 12,309,511 km (0.101 R)
• M20: 12,969,986 km (0.106 R)
• M21: 13,104,773 km (0.034 R)
• M22: 14,146,423 km (0.071 R)
• M23: 14,289,289 km (0.034 R)
• M24: 14,650,867 km (0.038 R)
• M25: 19,476,596 km (0.097 R)
• M26: 19,920,901 km (0.091 R)
• M27: 24,024,670 km (0.107 R)
• M28: 25,579,142 km (0.08 R)
• M29: 26,870,022 km (0.048 R)
• M30: 27,531,394 km (0.078 R)
• M31: 27,978,392 km (0.113 R)
• M32: 40,784,718 km (0.116 R)
• M33: 48,768,307 km (0.039 R)
• M34: 55,219,117 km (0.07 R)
• M35: 63,760,108 km (0.039 R)
• M36: 66,324,216 km (0.087 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: 425 - 15,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit