🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.14 AU - 1.26 AU

Year: 498 Days

Day: 24.6 Hours

Environment

Temp: 0 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.98 AU - 1.52 AU

Year: 529 Days

Day: 22.3 Hours

Environment

Temp: -23 °C

Axial Tilt: 109.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,506,987 km

• M1: 265,985 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.47 AU - 1.71 AU

Year: 759 Days

Day: 42.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.23 AU - 4.73 AU

Year: 3007 Days

Day: 21.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,506,987 km

• M1: 1,491,790 km (0.093 R)

Asteroid Belt

Center: 4.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.9

Radius: 14

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.02 AU - 5.2 AU

Year: 3749 Days

Day: 9.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,506,987 km

• M1: 174,132 km (0.058 R)
• M2: 862,581 km (0.056 R)
• M3: 1,391,709 km (0.069 R)
• M4: 1,838,707 km (0.079 R)
• M5: 2,309,941 km (0.073 R)
• M6: 2,828,746 km (0.075 R)
• M7: 3,348,748 km (0.092 R)
• M8: 4,083,423 km (0.101 R)
• M9: 5,709,253 km (0.103 R)
• M10: 6,249,152 km (0.113 R)
• M11: 8,612,349 km (0.119 R)
• M12: 9,171,546 km (0.096 R)
• M13: 10,280,066 km (0.067 R)
• M14: 11,125,444 km (0.11 R)
• M15: 11,699,301 km (0.042 R)
• M16: 12,386,105 km (0.096 R)
• M17: 13,148,157 km (0.077 R)
• M18: 13,790,081 km (0.096 R)
• M19: 14,818,567 km (0.101 R)
• M20: 17,495,471 km (0.074 R)
• M21: 19,513,397 km (0.095 R)
• M22: 21,546,282 km (0.103 R)
• M23: 23,717,097 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.5

Radius: 11

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.05 AU - 6.05 AU

Year: 4298 Days

Day: 7.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,506,987 km

• M1: 137,032 km (0.082 R)
• M2: 531,372 km (0.033 R)
• M3: 946,655 km (0.118 R)
• M4: 1,359,994 km (0.05 R)
• M5: 1,757,625 km (0.071 R)
• M6: 2,291,241 km (0.056 R)
• M7: 2,710,564 km (0.063 R)
• M8: 4,000,247 km (0.091 R)
• M9: 4,589,064 km (0.064 R)
• M10: 5,080,643 km (0.058 R)
• M11: 5,445,362 km (0.051 R)
• M12: 8,548,471 km (0.09 R)
• M13: 9,448,901 km (0.06 R)
• M14: 10,620,102 km (0.093 R)
• M15: 12,021,984 km (0.101 R)
• M16: 13,943,270 km (0.081 R)
• M17: 15,567,005 km (0.095 R)
• M18: 16,509,172 km (0.106 R)
• M19: 18,203,667 km (0.103 R)
• M20: 20,399,614 km (0.077 R)
• M21: 21,191,436 km (0.059 R)
• M22: 21,798,803 km (0.084 R)
• M23: 23,119,005 km (0.109 R)
• M24: 24,418,262 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.2

Radius: 7

Gravity: 16.39 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 14.76 AU - 15.24 AU

Year: 22003 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,506,987 km

• M1: 87,066 km (0.091 R)
• M2: 336,894 km (0.119 R)
• M3: 672,891 km (0.099 R)
• M4: 1,153,699 km (0.046 R)
• M5: 1,520,214 km (0.119 R)
• M6: 3,101,313 km (0.112 R)
• M7: 3,444,341 km (0.1 R)
• M8: 3,812,502 km (0.097 R)
• M9: 5,311,622 km (0.095 R)
• M10: 6,460,982 km (0.1 R)
• M11: 7,767,570 km (0.116 R)
• M12: 8,565,226 km (0.099 R)
• M13: 9,712,043 km (0.083 R)
• M14: 10,447,466 km (0.071 R)
• M15: 11,285,364 km (0.119 R)
• M16: 12,306,818 km (0.089 R)
• M17: 12,589,409 km (0.113 R)
• M18: 15,493,552 km (0.1 R)
• M19: 20,444,943 km (0.118 R)
• M20: 20,941,458 km (0.066 R)
• M21: 22,374,606 km (0.058 R)
• M22: 26,357,649 km (0.094 R)
• M23: 30,659,784 km (0.083 R)
• M24: 32,638,665 km (0.081 R)
• M25: 35,123,934 km (0.071 R)
• M26: 35,836,020 km (0.073 R)
• M27: 45,988,929 km (0.066 R)
• M28: 52,176,147 km (0.107 R)
• M29: 57,508,114 km (0.102 R)
• M30: 65,738,690 km (0.057 R)
• M31: 66,385,850 km (0.116 R)
• M32: 80,237,716 km (0.063 R)
• M33: 81,224,164 km (0.036 R)
• M34: 81,472,048 km (0.113 R)
• M35: 83,221,295 km (0.105 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: 271 - 17,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit