🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.64 AU - 1.02 AU

Year: 278 Days

Day: 16.2 Hours

Environment

Temp: 164 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,545,405 km

• M1: 694,583 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.78 AU - 1.26 AU

Year: 378 Days

Day: 34.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 28.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.88 AU - 1.3 AU

Year: 418 Days

Day: 18.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.16 AU - 1.42 AU

Year: 538 Days

Day: 15.2 Hours

Environment

Temp: -13 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.43 AU - 3.23 AU

Year: 1748 Days

Day: 14.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,545,405 km

• M1: 98,884 km (0.107 R)
• M2: 1,435,092 km (0.058 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.5 AU - 3.26 AU

Year: 1794 Days

Day: 30.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.5 AU - 3.98 AU

Year: 2655 Days

Day: 31.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.7

Radius: 8.1

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.28 AU - 6.88 AU

Year: 5503 Days

Day: 6 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 24,545,405 km

• M1: 125,213 km (0.081 R)
• M2: 191,635 km (0.076 R)
• M3: 281,842 km (0.076 R)
• M4: 341,831 km (0.108 R)
• M5: 407,505 km (0.098 R)
• M6: 664,215 km (0.087 R)
• M7: 727,943 km (0.082 R)
• M8: 805,285 km (0.083 R)
• M9: 873,801 km (0.119 R)
• M10: 944,411 km (0.108 R)
• M11: 1,259,764 km (0.081 R)
• M12: 1,436,439 km (0.109 R)
• M13: 1,665,174 km (0.095 R)
• M14: 1,739,075 km (0.107 R)
• M15: 2,093,323 km (0.119 R)
• M16: 2,173,358 km (0.067 R)
• M17: 2,486,765 km (0.093 R)
• M18: 2,762,025 km (0.112 R)
• M19: 2,849,989 km (0.079 R)
• M20: 3,137,965 km (0.115 R)
• M21: 3,492,213 km (0.071 R)
• M22: 3,938,014 km (0.087 R)
• M23: 4,037,347 km (0.103 R)
• M24: 4,198,015 km (0.071 R)
• M25: 4,463,552 km (0.104 R)
• M26: 4,650,699 km (0.074 R)
• M27: 5,032,772 km (0.089 R)
• M28: 5,162,323 km (0.101 R)
• M29: 5,491,139 km (0.07 R)
• M30: 5,580,001 km (0.074 R)
• M31: 5,736,630 km (0.087 R)
• M32: 6,612,226 km (0.067 R)
• M33: 7,357,223 km (0.076 R)
• M34: 8,128,550 km (0.113 R)
• M35: 8,306,272 km (0.059 R)
• M36: 8,588,115 km (0.099 R)
• M37: 9,056,206 km (0.048 R)
• M38: 9,319,798 km (0.098 R)
• M39: 10,731,254 km (0.073 R)
• M40: 11,404,893 km (0.055 R)
• M41: 11,890,338 km (0.077 R)
• M42: 11,947,784 km (0.069 R)
• M43: 12,207,934 km (0.101 R)
• M44: 12,353,343 km (0.08 R)
• M45: 12,733,920 km (0.034 R)
• M46: 13,237,467 km (0.118 R)
• M47: 13,476,674 km (0.081 R)
• M48: 13,929,058 km (0.054 R)
• M49: 14,233,340 km (0.079 R)
• M50: 14,325,043 km (0.081 R)
• M51: 14,755,885 km (0.098 R)
• M52: 16,264,729 km (0.119 R)
• M53: 17,037,402 km (0.115 R)
• M54: 17,395,540 km (0.096 R)
• M55: 17,690,397 km (0.109 R)
• M56: 17,986,900 km (0.104 R)
• M57: 18,251,987 km (0.088 R)
• M58: 18,318,409 km (0.083 R)
• M59: 18,987,261 km (0.087 R)
• M60: 19,088,240 km (0.111 R)
• M61: 19,155,708 km (0.09 R)
• M62: 19,596,124 km (0.08 R)
• M63: 19,902,950 km (0.113 R)
• M64: 19,971,316 km (0.064 R)
• M65: 20,177,013 km (0.049 R)
• M66: 20,245,678 km (0.119 R)
• M67: 20,417,865 km (0.096 R)
• M68: 21,006,683 km (0.051 R)
• M69: 21,636,340 km (0.089 R)
• M70: 21,812,417 km (0.084 R)
• M71: 22,059,552 km (0.037 R)
• M72: 22,343,190 km (0.098 R)
• M73: 22,699,383 km (0.047 R)
• M74: 23,021,616 km (0.111 R)
• M75: 23,273,390 km (0.112 R)
• M76: 24,033,796 km (0.088 R)
• M77: 24,106,650 km (0.107 R)
• M78: 24,252,657 km (0.12 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 18,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit