🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.76 AU - 1.08 AU

Year: 331 Days

Day: 40 Hours

Environment

Temp: 25 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.14 AU - 1.3 AU

Year: 505 Days

Day: 23.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.06 AU - 1.4 AU

Year: 511 Days

Day: 19.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.4 AU - 1.62 AU

Year: 695 Days

Day: 29.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 129.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,000,981 km

• M1: 164,109 km (0.063 R)
• M2: 988,992 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.46 AU - 1.58 AU

Year: 702 Days

Day: 33.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.6

Radius: 4.2

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.37 AU - 15.81 AU

Year: 23067 Days

Day: 17.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 71,000,981 km

• M1: 120,426 km (0.094 R)
• M2: 183,407 km (0.075 R)
• M3: 314,604 km (0.106 R)
• M4: 344,374 km (0.106 R)
• M5: 423,063 km (0.086 R)
• M6: 654,939 km (0.074 R)
• M7: 965,505 km (0.084 R)
• M8: 2,329,089 km (0.119 R)
• M9: 2,389,228 km (0.073 R)
• M10: 2,604,050 km (0.103 R)
• M11: 3,184,191 km (0.117 R)
• M12: 3,838,083 km (0.049 R)
• M13: 4,271,917 km (0.04 R)
• M14: 4,532,067 km (0.085 R)
• M15: 5,185,212 km (0.104 R)
• M16: 6,197,989 km (0.027 R)
• M17: 6,877,313 km (0.116 R)
• M18: 7,446,384 km (0.116 R)
• M19: 10,311,632 km (0.108 R)
• M20: 10,560,114 km (0.056 R)
• M21: 11,113,476 km (0.062 R)
• M22: 11,831,396 km (0.084 R)
• M23: 11,935,217 km (0.098 R)
• M24: 12,039,188 km (0.08 R)
• M25: 13,799,656 km (0.115 R)
• M26: 14,018,368 km (0.105 R)
• M27: 14,073,270 km (0.091 R)
• M28: 14,183,225 km (0.103 R)
• M29: 15,242,078 km (0.114 R)
• M30: 16,499,598 km (0.039 R)
• M31: 16,615,536 km (0.097 R)
• M32: 16,789,967 km (0.108 R)
• M33: 18,207,407 km (0.112 R)
• M34: 18,748,652 km (0.06 R)
• M35: 19,173,361 km (0.104 R)
• M36: 19,908,784 km (0.092 R)
• M37: 24,708,781 km (0.057 R)
• M38: 27,133,015 km (0.086 R)
• M39: 27,338,412 km (0.052 R)
• M40: 30,694,491 km (0.117 R)
• M41: 31,051,581 km (0.105 R)
• M42: 31,123,089 km (0.032 R)
• M43: 34,325,830 km (0.088 R)
• M44: 34,473,782 km (0.113 R)
• M45: 36,871,387 km (0.086 R)
• M46: 37,098,926 km (0.073 R)
• M47: 39,167,415 km (0.084 R)
• M48: 39,322,100 km (0.086 R)
• M49: 39,632,066 km (0.055 R)
• M50: 40,567,053 km (0.099 R)
• M51: 41,509,220 km (0.083 R)
• M52: 41,982,997 km (0.095 R)
• M53: 42,458,568 km (0.098 R)
• M54: 44,620,706 km (0.071 R)
• M55: 45,918,767 km (0.087 R)
• M56: 47,146,966 km (0.062 R)
• M57: 49,301,175 km (0.087 R)
• M58: 49,719,152 km (0.101 R)
• M59: 50,474,471 km (0.119 R)
• M60: 51,318,054 km (0.112 R)
• M61: 52,421,787 km (0.11 R)
• M62: 52,762,870 km (0.056 R)
• M63: 52,848,290 km (0.059 R)
• M64: 53,190,421 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.4

Radius: 7.4

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 16.27 AU - 17.67 AU

Year: 26197 Days

Day: 24.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 71,000,981 km

• M1: 142,716 km (0.069 R)
• M2: 339,438 km (0.119 R)
• M3: 861,085 km (0.116 R)
• M4: 1,006,644 km (0.073 R)
• M5: 1,696,440 km (0.03 R)
• M6: 1,757,027 km (0.074 R)
• M7: 2,006,556 km (0.079 R)
• M8: 2,168,272 km (0.085 R)
• M9: 2,300,815 km (0.08 R)
• M10: 2,821,416 km (0.067 R)
• M11: 3,076,630 km (0.087 R)
• M12: 3,766,725 km (0.099 R)
• M13: 4,170,340 km (0.1 R)
• M14: 7,062,665 km (0.094 R)
• M15: 9,115,597 km (0.11 R)
• M16: 9,330,569 km (0.118 R)
• M17: 9,547,037 km (0.027 R)
• M18: 9,985,059 km (0.101 R)
• M19: 10,710,759 km (0.089 R)
• M20: 11,051,543 km (0.105 R)
• M21: 11,977,404 km (0.06 R)
• M22: 12,449,535 km (0.117 R)
• M23: 12,867,810 km (0.091 R)
• M24: 13,840,945 km (0.094 R)
• M25: 13,964,213 km (0.1 R)
• M26: 16,180,506 km (0.047 R)
• M27: 16,702,303 km (0.077 R)
• M28: 18,165,370 km (0.025 R)
• M29: 18,232,988 km (0.089 R)
• M30: 19,669,128 km (0.082 R)
• M31: 20,156,069 km (0.037 R)
• M32: 24,712,222 km (0.112 R)
• M33: 25,917,981 km (0.089 R)
• M34: 26,146,117 km (0.082 R)
• M35: 28,464,735 km (0.081 R)
• M36: 28,543,124 km (0.1 R)
• M37: 31,251,743 km (0.108 R)
• M38: 33,874,792 km (0.078 R)
• M39: 34,124,321 km (0.113 R)
• M40: 35,381,093 km (0.082 R)
• M41: 35,634,362 km (0.106 R)
• M42: 36,312,340 km (0.083 R)
• M43: 36,994,656 km (0.03 R)
• M44: 38,026,133 km (0.051 R)
• M45: 38,372,003 km (0.086 R)
• M46: 40,117,063 km (0.084 R)
• M47: 40,205,026 km (0.097 R)
• M48: 40,381,103 km (0.117 R)
• M49: 40,822,417 km (0.118 R)
• M50: 41,531,810 km (0.112 R)
• M51: 43,232,737 km (0.1 R)
• M52: 45,872,691 km (0.111 R)
• M53: 48,939,597 km (0.092 R)
• M54: 49,033,544 km (0.089 R)
• M55: 51,211,390 km (0.101 R)
• M56: 51,784,649 km (0.097 R)
• M57: 53,034,091 km (0.099 R)
• M58: 54,780,347 km (0.066 R)
• M59: 54,975,572 km (0.076 R)
• M60: 56,545,452 km (0.043 R)
• M61: 57,138,009 km (0.119 R)
• M62: 57,237,043 km (0.098 R)
• M63: 57,831,844 km (0.084 R)
• M64: 59,628,963 km (0.091 R)
• M65: 60,837,116 km (0.101 R)
• M66: 60,938,094 km (0.096 R)
• M67: 61,545,611 km (0.111 R)
• M68: 63,175,181 km (0.088 R)
• M69: 63,277,506 km (0.052 R)
• M70: 64,098,200 km (0.075 R)
• M71: 64,612,816 km (0.1 R)
• M72: 66,789,316 km (0.099 R)
• M73: 68,043,694 km (0.114 R)
• M74: 68,884,434 km (0.066 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 15,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit