🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.99 AU - 1.11 AU

Year: 382 Days

Day: 45.3 Hours

Environment

Temp: 97 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.45 AU - 4.08 AU

Year: 2088 Days

Day: 27.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,119,404 km

• M1: 1,056,909 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.27 AU - 5.03 AU

Year: 2999 Days

Day: 41.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.2

Radius: 3.6

Gravity: 42.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 10.85 AU - 17.77 AU

Year: 19204 Days

Day: 18.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 40,119,404 km

• M1: 69,264 km (0.116 R)
• M2: 171,738 km (0.118 R)
• M3: 497,114 km (0.076 R)
• M4: 704,307 km (0.088 R)
• M5: 794,065 km (0.087 R)
• M6: 1,137,243 km (0.111 R)
• M7: 1,666,969 km (0.054 R)
• M8: 1,848,282 km (0.075 R)
• M9: 2,599,712 km (0.116 R)
• M10: 2,634,269 km (0.101 R)
• M11: 3,134,674 km (0.116 R)
• M12: 3,208,575 km (0.118 R)
• M13: 4,424,955 km (0.045 R)
• M14: 4,549,421 km (0.074 R)
• M15: 4,844,577 km (0.056 R)
• M16: 5,059,101 km (0.085 R)
• M17: 5,364,729 km (0.081 R)
• M18: 5,408,861 km (0.093 R)
• M19: 6,598,463 km (0.107 R)
• M20: 7,369,042 km (0.092 R)
• M21: 7,418,110 km (0.062 R)
• M22: 7,814,843 km (0.111 R)
• M23: 9,309,625 km (0.087 R)
• M24: 10,171,159 km (0.072 R)
• M25: 10,390,619 km (0.07 R)
• M26: 12,200,604 km (0.073 R)
• M27: 12,844,922 km (0.094 R)
• M28: 13,440,172 km (0.117 R)
• M29: 13,500,310 km (0.12 R)
• M30: 14,534,181 km (0.027 R)
• M31: 15,342,010 km (0.109 R)
• M32: 15,973,163 km (0.088 R)
• M33: 17,851,065 km (0.113 R)
• M34: 19,389,230 km (0.065 R)
• M35: 20,899,720 km (0.037 R)
• M36: 21,388,157 km (0.116 R)
• M37: 21,598,791 km (0.115 R)
• M38: 22,092,614 km (0.085 R)
• M39: 22,661,534 km (0.098 R)
• M40: 23,307,348 km (0.101 R)
• M41: 23,523,966 km (0.09 R)
• M42: 23,886,442 km (0.115 R)
• M43: 24,250,862 km (0.094 R)
• M44: 24,324,015 km (0.076 R)
• M45: 24,617,078 km (0.046 R)
• M46: 25,058,990 km (0.03 R)
• M47: 26,400,135 km (0.092 R)
• M48: 27,079,459 km (0.067 R)
• M49: 27,840,912 km (0.065 R)
• M50: 29,229,330 km (0.089 R)
• M51: 29,540,942 km (0.072 R)
• M52: 30,403,374 km (0.117 R)
• M53: 31,035,873 km (0.078 R)
• M54: 31,912,517 km (0.055 R)
• M55: 31,992,701 km (0.115 R)
• M56: 32,072,736 km (0.046 R)
• M57: 32,555,189 km (0.071 R)
• M58: 33,853,400 km (0.092 R)
• M59: 34,755,625 km (0.078 R)
• M60: 35,168,365 km (0.037 R)
• M61: 36,667,635 km (0.11 R)
• M62: 37,087,706 km (0.101 R)
• M63: 38,784,295 km (0.065 R)
• M64: 39,212,295 km (0.114 R)
• M65: 41,027,216 km (0.108 R)
• M66: 41,550,659 km (0.075 R)
• M67: 42,340,087 km (0.096 R)
• M68: 44,201,384 km (0.07 R)
• M69: 44,469,463 km (0.115 R)
• M70: 45,727,581 km (0.099 R)
• M71: 45,998,652 km (0.096 R)
• M72: 52,002,314 km (0.028 R)
• M73: 52,568,692 km (0.045 R)
• M74: 53,612,586 km (0.045 R)
• M75: 53,803,024 km (0.055 R)
• M76: 54,184,798 km (0.094 R)
• M77: 56,010,191 km (0.114 R)
• M78: 57,660,405 km (0.098 R)
• M79: 57,758,092 km (0.044 R)
• M80: 57,855,630 km (0.102 R)
• M81: 58,148,842 km (0.06 R)
• M82: 62,105,107 km (0.062 R)
• M83: 64,317,959 km (0.077 R)
• M84: 64,621,643 km (0.081 R)
• M85: 64,824,348 km (0.117 R)
• M86: 65,027,352 km (0.049 R)
• M87: 66,045,366 km (0.087 R)
• M88: 67,788,031 km (0.094 R)
• M89: 68,406,618 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61

Radius: 6.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 14.67 AU - 20.05 AU

Year: 25660 Days

Day: 20.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 40,119,404 km

• M1: 160,668 km (0.058 R)
• M2: 228,436 km (0.101 R)
• M3: 1,037,012 km (0.113 R)
• M4: 1,270,535 km (0.087 R)
• M5: 1,403,228 km (0.104 R)
• M6: 1,481,019 km (0.034 R)
• M7: 1,723,218 km (0.084 R)
• M8: 1,764,806 km (0.071 R)
• M9: 1,999,824 km (0.057 R)
• M10: 2,222,127 km (0.072 R)
• M11: 2,359,308 km (0.066 R)
• M12: 3,343,363 km (0.101 R)
• M13: 3,448,081 km (0.091 R)
• M14: 3,905,252 km (0.079 R)
• M15: 4,099,131 km (0.096 R)
• M16: 4,183,056 km (0.082 R)
• M17: 4,352,849 km (0.056 R)
• M18: 4,699,318 km (0.08 R)
• M19: 5,387,917 km (0.1 R)
• M20: 5,665,870 km (0.068 R)
• M21: 5,759,518 km (0.042 R)
• M22: 6,235,838 km (0.102 R)
• M23: 6,857,118 km (0.04 R)
• M24: 7,738,997 km (0.109 R)
• M25: 7,947,686 km (0.109 R)
• M26: 8,228,631 km (0.106 R)
• M27: 8,334,845 km (0.114 R)
• M28: 8,620,278 km (0.114 R)
• M29: 9,054,561 km (0.085 R)
• M30: 9,164,216 km (0.079 R)
• M31: 9,311,121 km (0.109 R)
• M32: 10,323,151 km (0.072 R)
• M33: 10,900,299 km (0.05 R)
• M34: 11,095,076 km (0.081 R)
• M35: 11,765,723 km (0.075 R)
• M36: 12,085,862 km (0.079 R)
• M37: 12,126,104 km (0.075 R)
• M38: 13,520,057 km (0.084 R)
• M39: 13,561,795 km (0.027 R)
• M40: 14,235,733 km (0.084 R)
• M41: 14,877,658 km (0.052 R)
• M42: 15,007,060 km (0.117 R)
• M43: 15,136,911 km (0.101 R)
• M44: 15,310,744 km (0.112 R)
• M45: 15,441,492 km (0.096 R)
• M46: 15,704,036 km (0.06 R)
• M47: 16,278,044 km (0.086 R)
• M48: 16,456,065 km (0.113 R)
• M49: 16,813,903 km (0.112 R)
• M50: 17,084,077 km (0.073 R)
• M51: 17,401,075 km (0.045 R)
• M52: 18,178,984 km (0.084 R)
• M53: 18,456,338 km (0.094 R)
• M54: 18,502,564 km (0.115 R)
• M55: 18,874,763 km (0.073 R)
• M56: 18,968,262 km (0.049 R)
• M57: 19,296,480 km (0.09 R)
• M58: 19,343,453 km (0.095 R)
• M59: 21,939,874 km (0.099 R)
• M60: 22,038,160 km (0.076 R)
• M61: 24,439,655 km (0.087 R)
• M62: 25,001,544 km (0.062 R)
• M63: 25,361,477 km (0.113 R)
• M64: 26,503,357 km (0.061 R)
• M65: 26,660,435 km (0.078 R)
• M66: 27,291,588 km (0.116 R)
• M67: 27,715,100 km (0.09 R)
• M68: 28,194,262 km (0.09 R)
• M69: 28,247,668 km (0.066 R)
• M70: 28,729,822 km (0.037 R)
• M71: 28,783,528 km (0.116 R)
• M72: 28,891,089 km (0.091 R)
• M73: 29,430,987 km (0.101 R)
• M74: 30,137,688 km (0.115 R)
• M75: 30,301,647 km (0.103 R)
• M76: 30,905,125 km (0.102 R)
• M77: 31,125,632 km (0.109 R)
• M78: 31,180,834 km (0.043 R)
• M79: 31,678,995 km (0.076 R)
• M80: 32,291,448 km (0.108 R)
• M81: 32,851,692 km (0.114 R)
• M82: 32,907,941 km (0.12 R)
• M83: 33,302,132 km (0.108 R)
• M84: 33,641,420 km (0.062 R)
• M85: 35,584,995 km (0.07 R)
• M86: 35,816,124 km (0.086 R)
• M87: 36,105,596 km (0.114 R)
• M88: 37,271,412 km (0.027 R)
• M89: 39,819,512 km (0.12 R)
• M90: 39,939,340 km (0.062 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 14,256 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit