🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.72 AU - 1.04 AU

Year: 299 Days

Day: 43 Hours

Environment

Temp: 113 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 26,747,390 km

• M1: 96,640 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.03 AU - 1.07 AU

Year: 389 Days

Day: 41 Hours

Environment

Temp: 27 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.13 AU - 4.33 AU

Year: 2605 Days

Day: 25.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,747,390 km

• M1: 262,095 km (0.109 R)
• M2: 469,737 km (0.074 R)

Asteroid Belt

Center: 7.69 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.9

Radius: 12.7

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 11 AU - 12.28 AU

Year: 14362 Days

Day: 8.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 51.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 26,747,390 km

• M1: 204,051 km (0.08 R)
• M2: 298,448 km (0.096 R)
• M3: 643,570 km (0.108 R)
• M4: 1,013,077 km (0.094 R)
• M5: 1,751,492 km (0.066 R)
• M6: 1,982,172 km (0.103 R)
• M7: 2,174,106 km (0.067 R)
• M8: 2,297,225 km (0.088 R)
• M9: 2,422,887 km (0.092 R)
• M10: 2,760,230 km (0.077 R)
• M11: 3,309,105 km (0.072 R)
• M12: 3,394,376 km (0.095 R)
• M13: 3,981,996 km (0.108 R)
• M14: 4,133,988 km (0.104 R)
• M15: 4,381,123 km (0.117 R)
• M16: 4,538,051 km (0.054 R)
• M17: 5,053,117 km (0.079 R)
• M18: 5,151,702 km (0.113 R)
• M19: 5,929,611 km (0.079 R)
• M20: 6,279,371 km (0.098 R)
• M21: 7,072,539 km (0.09 R)
• M22: 7,593,738 km (0.088 R)
• M23: 7,859,124 km (0.061 R)
• M24: 8,127,503 km (0.094 R)
• M25: 8,555,502 km (0.114 R)
• M26: 9,190,994 km (0.049 R)
• M27: 9,392,802 km (0.049 R)
• M28: 9,636,945 km (0.089 R)
• M29: 10,256,280 km (0.101 R)
• M30: 10,634,165 km (0.104 R)
• M31: 10,803,659 km (0.038 R)
• M32: 10,888,631 km (0.107 R)
• M33: 11,188,126 km (0.115 R)
• M34: 11,360,462 km (0.107 R)
• M35: 11,970,672 km (0.074 R)
• M36: 12,502,193 km (0.063 R)
• M37: 12,815,750 km (0.095 R)
• M38: 14,610,476 km (0.094 R)
• M39: 16,728,183 km (0.076 R)
• M40: 19,663,294 km (0.057 R)
• M41: 20,028,313 km (0.086 R)
• M42: 20,448,084 km (0.101 R)
• M43: 23,301,813 km (0.119 R)
• M44: 23,632,724 km (0.109 R)
• M45: 23,798,777 km (0.057 R)
• M46: 24,020,781 km (0.111 R)
• M47: 24,859,277 km (0.098 R)
• M48: 25,310,464 km (0.107 R)
• M49: 25,593,802 km (0.101 R)
• M50: 25,878,188 km (0.026 R)
• M51: 26,220,916 km (0.071 R)
• M52: 26,910,712 km (0.06 R)
• M53: 30,328,575 km (0.06 R)
• M54: 30,871,166 km (0.108 R)
• M55: 31,173,952 km (0.047 R)
• M56: 31,782,516 km (0.095 R)
• M57: 32,641,059 km (0.076 R)
• M58: 33,320,981 km (0.083 R)
• M59: 33,569,313 km (0.058 R)
• M60: 34,318,350 km (0.045 R)
• M61: 34,443,563 km (0.087 R)
• M62: 34,569,076 km (0.106 R)
• M63: 34,757,719 km (0.069 R)
• M64: 35,832,580 km (0.107 R)
• M65: 36,214,653 km (0.1 R)
• M66: 38,730,440 km (0.091 R)
• M67: 38,860,889 km (0.097 R)
• M68: 39,515,829 km (0.038 R)
• M69: 40,108,386 km (0.057 R)
• M70: 40,571,242 km (0.056 R)
• M71: 41,168,885 km (0.089 R)
• M72: 41,302,177 km (0.085 R)
• M73: 42,171,640 km (0.063 R)
• M74: 42,709,594 km (0.091 R)
• M75: 43,047,086 km (0.117 R)
• M76: 43,588,930 km (0.103 R)
• M77: 43,860,600 km (0.112 R)
• M78: 44,064,801 km (0.046 R)
• M79: 44,337,518 km (0.099 R)
• M80: 44,816,081 km (0.083 R)
• M81: 45,640,515 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.7

Radius: 4.2

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 9.77 AU - 15.77 AU

Year: 16504 Days

Day: 21.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 26,747,390 km

• M1: 164,109 km (0.111 R)
• M2: 415,583 km (0.103 R)
• M3: 611,556 km (0.042 R)
• M4: 690,544 km (0.12 R)
• M5: 725,550 km (0.087 R)
• M6: 1,189,752 km (0.094 R)
• M7: 1,510,938 km (0.084 R)
• M8: 1,572,124 km (0.054 R)
• M9: 2,263,117 km (0.06 R)
• M10: 2,863,453 km (0.075 R)
• M11: 2,920,300 km (0.071 R)
• M12: 3,016,043 km (0.091 R)
• M13: 3,230,267 km (0.1 R)
• M14: 3,693,871 km (0.118 R)
• M15: 3,755,954 km (0.084 R)
• M16: 3,818,336 km (0.089 R)
• M17: 5,066,880 km (0.093 R)
• M18: 5,158,883 km (0.119 R)
• M19: 5,368,020 km (0.12 R)
• M20: 5,579,851 km (0.087 R)
• M21: 5,651,060 km (0.083 R)
• M22: 5,890,566 km (0.063 R)
• M23: 5,987,356 km (0.025 R)
• M24: 6,035,975 km (0.096 R)
• M25: 6,109,128 km (0.099 R)
• M26: 6,454,251 km (0.101 R)
• M27: 7,009,259 km (0.082 R)
• M28: 7,527,017 km (0.106 R)
• M29: 7,843,566 km (0.11 R)
• M30: 8,929,796 km (0.102 R)
• M31: 9,264,746 km (0.075 R)
• M32: 10,323,300 km (0.053 R)
• M33: 10,851,979 km (0.119 R)
• M34: 11,600,716 km (0.109 R)
• M35: 11,752,558 km (0.117 R)
• M36: 11,966,034 km (0.097 R)
• M37: 11,996,702 km (0.099 R)
• M38: 12,864,370 km (0.094 R)
• M39: 13,720,219 km (0.077 R)
• M40: 14,203,420 km (0.028 R)
• M41: 14,725,218 km (0.117 R)
• M42: 15,219,938 km (0.109 R)
• M43: 15,787,213 km (0.089 R)
• M44: 15,921,701 km (0.115 R)
• M45: 16,090,298 km (0.098 R)
• M46: 17,495,321 km (0.108 R)
• M47: 17,634,597 km (0.076 R)
• M48: 18,832,278 km (0.112 R)
• M49: 19,082,106 km (0.115 R)
• M50: 19,261,324 km (0.095 R)
• M51: 19,838,174 km (0.1 R)
• M52: 20,092,490 km (0.097 R)
• M53: 20,238,198 km (0.089 R)
• M54: 20,274,700 km (0.112 R)
• M55: 20,420,857 km (0.086 R)
• M56: 20,494,160 km (0.061 R)
• M57: 20,972,125 km (0.083 R)
• M58: 21,009,076 km (0.116 R)
• M59: 21,046,027 km (0.056 R)
• M60: 23,724,278 km (0.119 R)
• M61: 23,878,214 km (0.04 R)
• M62: 24,303,670 km (0.107 R)
• M63: 24,536,744 km (0.114 R)
• M64: 25,397,530 km (0.067 R)
• M65: 25,555,206 km (0.111 R)
• M66: 25,871,306 km (0.074 R)
• M67: 26,268,339 km (0.026 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 10,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit