🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.45 AU - 0.63 AU

Year: 139 Days

Day: 26.3 Hours

Environment

Temp: 261 °C

Axial Tilt: 18.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.87 AU - 0.93 AU

Year: 299 Days

Day: 17.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.8 AU - 1.2 AU

Year: 350 Days

Day: 34.7 Hours

Environment

Temp: 143 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,624,247 km

• M1: 35,305 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.55 AU - 1.67 AU

Year: 715 Days

Day: 36.2 Hours

Environment

Temp: -24 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.2 AU - 3.12 AU

Year: 1518 Days

Day: 42.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50

Radius: 8.3

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.76 AU - 9.84 AU

Year: 9922 Days

Day: 11.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,624,247 km

• M1: 103,223 km (0.046 R)
• M2: 557,402 km (0.102 R)
• M3: 931,546 km (0.104 R)
• M4: 1,371,962 km (0.096 R)
• M5: 1,690,456 km (0.06 R)
• M6: 2,096,465 km (0.087 R)
• M7: 2,551,691 km (0.098 R)
• M8: 3,813,399 km (0.083 R)
• M9: 7,942,749 km (0.113 R)
• M10: 12,407,348 km (0.106 R)
• M11: 12,712,827 km (0.099 R)
• M12: 13,338,745 km (0.101 R)
• M13: 19,868,392 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.9

Radius: 5

Gravity: 30.76 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 11.93 AU - 16.11 AU

Year: 18365 Days

Day: 22.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,624,247 km

• M1: 62,233 km (0.097 R)
• M2: 289,771 km (0.114 R)
• M3: 448,644 km (0.104 R)
• M4: 743,651 km (0.117 R)
• M5: 935,286 km (0.116 R)
• M6: 1,329,177 km (0.092 R)
• M7: 1,665,922 km (0.053 R)
• M8: 2,648,331 km (0.043 R)
• M9: 4,984,152 km (0.081 R)
• M10: 5,397,342 km (0.103 R)
• M11: 5,632,061 km (0.05 R)
• M12: 6,818,970 km (0.039 R)
• M13: 7,961,299 km (0.079 R)
• M14: 8,420,864 km (0.112 R)
• M15: 9,618,395 km (0.116 R)
• M16: 11,049,748 km (0.085 R)
• M17: 12,685,451 km (0.103 R)
• M18: 13,668,757 km (0.058 R)
• M19: 14,326,988 km (0.059 R)
• M20: 15,785,717 km (0.095 R)
• M21: 16,185,442 km (0.12 R)
• M22: 21,327,720 km (0.112 R)
• M23: 23,223,573 km (0.112 R)
• M24: 26,329,225 km (0.115 R)
• M25: 32,442,841 km (0.087 R)
• M26: 33,874,942 km (0.059 R)
• M27: 34,139,880 km (0.095 R)
• M28: 39,438,187 km (0.11 R)
• M29: 40,173,760 km (0.078 R)
• M30: 41,218,701 km (0.104 R)
• M31: 48,373,219 km (0.085 R)
• M32: 55,573,515 km (0.086 R)
• M33: 58,186,989 km (0.073 R)
• M34: 72,489,593 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507

Radius: 3.3

Gravity: 46.56 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 12.66 AU - 19.52 AU

Year: 22579 Days

Day: 17.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,624,247 km

• M1: 40,990 km (0.114 R)
• M2: 193,879 km (0.071 R)
• M3: 401,072 km (0.029 R)
• M4: 585,526 km (0.05 R)
• M5: 712,235 km (0.057 R)
• M6: 868,116 km (0.066 R)
• M7: 1,021,454 km (0.093 R)
• M8: 1,164,919 km (0.1 R)
• M9: 1,277,715 km (0.103 R)
• M10: 2,177,995 km (0.115 R)
• M11: 3,103,707 km (0.054 R)
• M12: 3,491,913 km (0.119 R)
• M13: 4,922,518 km (0.043 R)
• M14: 6,928,476 km (0.082 R)
• M15: 10,771,944 km (0.076 R)
• M16: 11,334,432 km (0.112 R)
• M17: 13,708,401 km (0.055 R)
• M18: 14,146,124 km (0.082 R)
• M19: 14,368,427 km (0.114 R)
• M20: 15,203,632 km (0.077 R)
• M21: 15,358,914 km (0.083 R)
• M22: 15,593,783 km (0.054 R)
• M23: 17,220,959 km (0.083 R)
• M24: 17,559,499 km (0.098 R)
• M25: 18,425,222 km (0.067 R)
• M26: 20,054,343 km (0.113 R)
• M27: 24,118,618 km (0.056 R)
• M28: 24,224,084 km (0.074 R)
• M29: 24,648,942 km (0.07 R)
• M30: 25,187,046 km (0.092 R)
• M31: 28,228,520 km (0.111 R)
• M32: 39,971,953 km (0.103 R)
• M33: 44,563,261 km (0.089 R)
• M34: 45,200,847 km (0.105 R)
• M35: 59,453,934 km (0.105 R)
• M36: 65,206,121 km (0.109 R)
• M37: 73,955,054 km (0.12 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 16,435 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit