🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.72 AU - 0.74 AU

Year: 235 Days

Day: 12.7 Hours

Environment

Temp: 93 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.97 AU - 1.25 AU

Year: 441 Days

Day: 25.6 Hours

Environment

Temp: -12 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,905,958 km

• M1: 37,549 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.25 AU - 2.51 AU

Year: 1383 Days

Day: 39.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,905,958 km

• M1: 350,059 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.46 AU - 3.52 AU

Year: 1948 Days

Day: 23.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.03 AU - 3.57 AU

Year: 2258 Days

Day: 12.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.8

Radius: 10

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.87 AU - 8.79 AU

Year: 9057 Days

Day: 13.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,905,958 km

• M1: 125,513 km (0.099 R)
• M2: 437,275 km (0.063 R)
• M3: 1,196,783 km (0.086 R)
• M4: 1,516,623 km (0.09 R)
• M5: 2,352,726 km (0.105 R)
• M6: 2,823,510 km (0.12 R)
• M7: 3,178,805 km (0.042 R)
• M8: 3,707,185 km (0.063 R)
• M9: 4,031,214 km (0.083 R)
• M10: 4,539,099 km (0.059 R)
• M11: 5,427,411 km (0.107 R)
• M12: 6,392,467 km (0.05 R)
• M13: 6,787,106 km (0.104 R)
• M14: 8,193,924 km (0.045 R)
• M15: 10,070,031 km (0.116 R)
• M16: 10,408,421 km (0.032 R)
• M17: 11,108,390 km (0.048 R)
• M18: 12,882,022 km (0.119 R)
• M19: 15,723,185 km (0.111 R)
• M20: 16,245,282 km (0.065 R)
• M21: 18,306,890 km (0.099 R)
• M22: 23,192,906 km (0.074 R)
• M23: 26,433,794 km (0.072 R)
• M24: 27,172,359 km (0.081 R)
• M25: 29,372,046 km (0.101 R)
• M26: 31,072,525 km (0.095 R)
• M27: 31,584,898 km (0.081 R)
• M28: 32,416,363 km (0.102 R)
• M29: 36,226,770 km (0.077 R)
• M30: 37,483,392 km (0.042 R)
• M31: 38,297,952 km (0.041 R)
• M32: 39,005,550 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.6

Radius: 8.7

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.33 AU - 13.01 AU

Year: 15019 Days

Day: 8.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,905,958 km

• M1: 112,647 km (0.101 R)
• M2: 437,424 km (0.105 R)
• M3: 999,314 km (0.12 R)
• M4: 2,107,535 km (0.039 R)
• M5: 2,913,718 km (0.08 R)
• M6: 3,523,030 km (0.068 R)
• M7: 4,868,214 km (0.109 R)
• M8: 7,115,024 km (0.078 R)
• M9: 10,335,866 km (0.111 R)
• M10: 11,689,428 km (0.113 R)
• M11: 12,204,493 km (0.112 R)
• M12: 13,527,387 km (0.088 R)
• M13: 14,095,111 km (0.088 R)
• M14: 17,841,341 km (0.091 R)
• M15: 19,224,523 km (0.105 R)
• M16: 19,781,326 km (0.075 R)
• M17: 21,857,894 km (0.047 R)
• M18: 22,993,193 km (0.093 R)
• M19: 23,440,191 km (0.097 R)
• M20: 24,536,444 km (0.057 R)
• M21: 25,475,919 km (0.087 R)
• M22: 26,732,840 km (0.091 R)
• M23: 28,233,905 km (0.113 R)
• M24: 29,056,993 km (0.091 R)
• M25: 29,579,538 km (0.084 R)
• M26: 30,428,656 km (0.106 R)
• M27: 31,512,642 km (0.056 R)
• M28: 44,632,226 km (0.103 R)
• M29: 45,188,131 km (0.112 R)
• M30: 46,313,855 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747

Radius: 3.2

Gravity: 72.95 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 12.55 AU - 14.47 AU

Year: 18707 Days

Day: 23.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,905,958 km

• M1: 39,943 km (0.083 R)
• M2: 179,069 km (0.088 R)
• M3: 282,441 km (0.06 R)
• M4: 401,221 km (0.095 R)
• M5: 545,284 km (0.062 R)
• M6: 974,630 km (0.12 R)
• M7: 1,596,808 km (0.1 R)
• M8: 1,981,424 km (0.119 R)
• M9: 2,379,803 km (0.075 R)
• M10: 2,633,671 km (0.091 R)
• M11: 3,249,715 km (0.06 R)
• M12: 3,474,859 km (0.074 R)
• M13: 4,115,437 km (0.119 R)
• M14: 4,515,013 km (0.119 R)
• M15: 6,637,059 km (0.094 R)
• M16: 7,615,878 km (0.062 R)
• M17: 7,912,231 km (0.103 R)
• M18: 8,216,364 km (0.083 R)
• M19: 10,029,340 km (0.096 R)
• M20: 13,686,709 km (0.087 R)
• M21: 14,050,980 km (0.09 R)
• M22: 14,722,824 km (0.092 R)
• M23: 15,572,690 km (0.072 R)
• M24: 15,730,515 km (0.071 R)
• M25: 21,563,486 km (0.112 R)
• M26: 22,860,649 km (0.065 R)
• M27: 23,167,175 km (0.074 R)
• M28: 24,741,094 km (0.116 R)
• M29: 26,835,165 km (0.051 R)
• M30: 29,163,955 km (0.097 R)
• M31: 42,384,817 km (0.092 R)
• M32: 55,900,685 km (0.095 R)
• M33: 56,642,990 km (0.11 R)
• M34: 57,016,536 km (0.12 R)
• M35: 61,039,222 km (0.081 R)
• M36: 62,421,058 km (0.075 R)
• M37: 63,622,030 km (0.113 R)
• M38: 67,946,306 km (0.095 R)
• M39: 72,462,516 km (0.086 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 18,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit