🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.33 AU - 2.07 AU

Year: 826 Days

Day: 23.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 159.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.81 AU - 1.87 AU

Year: 930 Days

Day: 17 Hours

Environment

Temp: -69 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,351,030 km

• M1: 42,336 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.19 AU - 2.31 AU

Year: 1258 Days

Day: 20.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,351,030 km

• M1: 1,339,350 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.36 AU - 2.54 AU

Year: 1430 Days

Day: 20.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.8

Radius: 8.9

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.11 AU - 10.75 AU

Year: 12557 Days

Day: 10 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 80,351,030 km

• M1: 401,820 km (0.109 R)
• M2: 545,883 km (0.075 R)
• M3: 780,751 km (0.083 R)
• M4: 981,960 km (0.104 R)
• M5: 1,080,545 km (0.025 R)
• M6: 1,323,792 km (0.094 R)
• M7: 1,701,377 km (0.108 R)
• M8: 2,048,144 km (0.11 R)
• M9: 2,262,369 km (0.072 R)
• M10: 2,350,183 km (0.117 R)
• M11: 3,799,636 km (0.1 R)
• M12: 4,144,160 km (0.078 R)
• M13: 5,800,209 km (0.104 R)
• M14: 5,921,233 km (0.1 R)
• M15: 6,227,610 km (0.12 R)
• M16: 6,983,827 km (0.056 R)
• M17: 7,080,467 km (0.058 R)
• M18: 7,307,557 km (0.119 R)
• M19: 7,702,346 km (0.075 R)
• M20: 7,802,277 km (0.054 R)
• M21: 7,902,508 km (0.059 R)
• M22: 8,789,174 km (0.103 R)
• M23: 9,033,318 km (0.068 R)
• M24: 9,563,941 km (0.091 R)
• M25: 10,618,457 km (0.05 R)
• M26: 10,878,608 km (0.117 R)
• M27: 11,103,154 km (0.119 R)
• M28: 11,518,886 km (0.115 R)
• M29: 12,171,432 km (0.063 R)
• M30: 12,482,596 km (0.087 R)
• M31: 12,639,225 km (0.062 R)
• M32: 12,875,440 km (0.071 R)
• M33: 13,392,001 km (0.085 R)
• M34: 13,834,512 km (0.118 R)
• M35: 13,996,676 km (0.084 R)
• M36: 14,610,027 km (0.12 R)
• M37: 14,982,376 km (0.071 R)
• M38: 16,588,459 km (0.118 R)
• M39: 17,543,193 km (0.081 R)
• M40: 17,762,653 km (0.119 R)
• M41: 18,293,127 km (0.052 R)
• M42: 18,381,988 km (0.102 R)
• M43: 19,143,591 km (0.1 R)
• M44: 20,328,107 km (0.106 R)
• M45: 22,767,749 km (0.107 R)
• M46: 23,247,360 km (0.083 R)
• M47: 24,070,447 km (0.078 R)
• M48: 24,265,523 km (0.041 R)
• M49: 25,001,694 km (0.095 R)
• M50: 26,345,232 km (0.09 R)
• M51: 28,532,802 km (0.088 R)
• M52: 29,153,633 km (0.101 R)
• M53: 29,309,664 km (0.061 R)
• M54: 29,831,311 km (0.085 R)
• M55: 30,831,074 km (0.071 R)
• M56: 32,917,216 km (0.104 R)
• M57: 33,622,720 km (0.025 R)
• M58: 34,168,902 km (0.113 R)
• M59: 36,159,002 km (0.117 R)
• M60: 36,438,301 km (0.11 R)
• M61: 37,619,526 km (0.074 R)
• M62: 37,902,565 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637

Radius: 5.9

Gravity: 18.3 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 12.8 AU - 17.98 AU

Year: 22507 Days

Day: 15.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 80,351,030 km

• M1: 80,484 km (0.104 R)
• M2: 283,638 km (0.05 R)
• M3: 469,887 km (0.047 R)
• M4: 511,475 km (0.093 R)
• M5: 554,559 km (0.056 R)
• M6: 598,990 km (0.113 R)
• M7: 1,312,721 km (0.088 R)
• M8: 1,434,494 km (0.066 R)
• M9: 1,889,870 km (0.05 R)
• M10: 2,169,020 km (0.084 R)
• M11: 2,350,183 km (0.111 R)
• M12: 3,082,315 km (0.097 R)
• M13: 3,204,087 km (0.062 R)
• M14: 3,244,927 km (0.083 R)
• M15: 5,115,050 km (0.092 R)
• M16: 5,552,026 km (0.094 R)
• M17: 5,700,277 km (0.06 R)
• M18: 5,799,909 km (0.07 R)
• M19: 6,203,973 km (0.088 R)
• M20: 6,306,448 km (0.109 R)
• M21: 6,409,521 km (0.047 R)
• M22: 6,827,198 km (0.119 R)
• M23: 6,932,964 km (0.041 R)
• M24: 7,092,734 km (0.117 R)
• M25: 7,415,716 km (0.102 R)
• M26: 8,076,340 km (0.119 R)
• M27: 8,755,664 km (0.081 R)
• M28: 8,813,110 km (0.086 R)
• M29: 8,870,705 km (0.025 R)
• M30: 9,218,670 km (0.097 R)
• M31: 9,277,013 km (0.082 R)
• M32: 9,689,604 km (0.092 R)
• M33: 9,868,224 km (0.099 R)
• M34: 10,410,665 km (0.06 R)
• M35: 10,900,898 km (0.113 R)
• M36: 11,086,698 km (0.089 R)
• M37: 13,264,394 km (0.113 R)
• M38: 13,529,033 km (0.046 R)
• M39: 14,741,673 km (0.105 R)
• M40: 15,848,398 km (0.11 R)
• M41: 18,287,592 km (0.1 R)
• M42: 19,250,553 km (0.119 R)
• M43: 19,700,693 km (0.101 R)
• M44: 20,002,582 km (0.114 R)
• M45: 21,846,226 km (0.107 R)
• M46: 24,306,662 km (0.095 R)
• M47: 24,549,459 km (0.073 R)
• M48: 24,874,386 km (0.037 R)
• M49: 25,775,115 km (0.068 R)
• M50: 26,105,427 km (0.073 R)
• M51: 26,937,041 km (0.079 R)
• M52: 27,020,667 km (0.111 R)
• M53: 28,541,030 km (0.099 R)
• M54: 29,053,851 km (0.067 R)
• M55: 29,311,459 km (0.102 R)
• M56: 31,223,619 km (0.077 R)
• M57: 33,265,480 km (0.11 R)
• M58: 33,985,644 km (0.072 R)
• M59: 34,347,671 km (0.079 R)
• M60: 35,075,614 km (0.096 R)
• M61: 37,196,613 km (0.074 R)
• M62: 37,476,361 km (0.119 R)
• M63: 37,850,356 km (0.093 R)
• M64: 39,264,056 km (0.027 R)
• M65: 41,079,276 km (0.045 R)
• M66: 41,368,299 km (0.117 R)
• M67: 41,754,860 km (0.073 R)
• M68: 42,434,184 km (0.117 R)
• M69: 43,117,098 km (0.078 R)
• M70: 43,312,922 km (0.065 R)
• M71: 44,296,378 km (0.12 R)
• M72: 46,285,282 km (0.093 R)
• M73: 48,608,238 km (0.078 R)
• M74: 52,528,450 km (0.085 R)
• M75: 53,366,497 km (0.114 R)
• M76: 54,738,010 km (0.098 R)
• M77: 55,162,270 km (0.072 R)
• M78: 56,870,379 km (0.09 R)
• M79: 57,192,612 km (0.102 R)
• M80: 59,791,875 km (0.112 R)
• M81: 60,447,862 km (0.095 R)
• M82: 61,656,314 km (0.103 R)
• M83: 64,209,052 km (0.101 R)
• M84: 66,230,717 km (0.097 R)
• M85: 69,876,118 km (0.096 R)
• M86: 71,607,115 km (0.065 R)
• M87: 72,885,579 km (0.1 R)
• M88: 73,819,967 km (0.082 R)
• M89: 75,347,062 km (0.051 R)
• M90: 76,647,217 km (0.081 R)
• M91: 78,312,690 km (0.045 R)
• M92: 79,149,840 km (0.103 R)
• M93: 79,509,623 km (0.112 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 19,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit