🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.83 AU - 0.87 AU

Year: 297 Days

Day: 47.6 Hours

Environment

Temp: 49 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.99 AU - 1.23 AU

Year: 443 Days

Day: 39.3 Hours

Environment

Temp: -13 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.01 AU - 1.51 AU

Year: 536 Days

Day: 24.9 Hours

Environment

Temp: -22 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,252,344 km

• M1: 884,572 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.18 AU - 1.38 AU

Year: 548 Days

Day: 15.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,252,344 km

• M1: 854,503 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.45 AU - 2.41 AU

Year: 1016 Days

Day: 28.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,252,344 km

• M1: 224,995 km (0.073 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.75 AU - 2.39 AU

Year: 1128 Days

Day: 41.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,252,344 km

• M1: 254,017 km (0.096 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.09 AU - 2.23 AU

Year: 1202 Days

Day: 33.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.97 AU - 3.01 AU

Year: 1488 Days

Day: 16.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836

Radius: 6

Gravity: 23.22 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.48 AU - 16.3 AU

Year: 18558 Days

Day: 22.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 79,252,344 km

• M1: 94,097 km (0.069 R)
• M2: 176,226 km (0.113 R)
• M3: 361,877 km (0.093 R)
• M4: 456,274 km (0.096 R)
• M5: 1,017,565 km (0.116 R)
• M6: 1,126,322 km (0.066 R)
• M7: 1,630,318 km (0.072 R)
• M8: 1,790,537 km (0.106 R)
• M9: 1,955,992 km (0.093 R)
• M10: 2,126,534 km (0.111 R)
• M11: 3,367,747 km (0.085 R)
• M12: 3,530,959 km (0.098 R)
• M13: 4,122,768 km (0.027 R)
• M14: 4,341,629 km (0.119 R)
• M15: 5,067,029 km (0.114 R)
• M16: 5,780,611 km (0.082 R)
• M17: 6,525,459 km (0.061 R)
• M18: 6,576,173 km (0.088 R)
• M19: 6,831,836 km (0.094 R)
• M20: 7,247,568 km (0.034 R)
• M21: 9,446,208 km (0.063 R)
• M22: 10,676,650 km (0.099 R)
• M23: 11,037,331 km (0.031 R)
• M24: 11,585,906 km (0.115 R)
• M25: 11,647,391 km (0.111 R)
• M26: 11,956,610 km (0.036 R)
• M27: 12,081,075 km (0.073 R)
• M28: 13,672,198 km (0.063 R)
• M29: 15,734,704 km (0.055 R)
• M30: 16,697,516 km (0.115 R)
• M31: 18,105,830 km (0.061 R)
• M32: 19,771,902 km (0.099 R)
• M33: 20,066,610 km (0.094 R)
• M34: 20,288,613 km (0.088 R)
• M35: 20,959,410 km (0.026 R)
• M36: 21,713,383 km (0.1 R)
• M37: 22,476,182 km (0.101 R)
• M38: 23,871,183 km (0.112 R)
• M39: 24,816,641 km (0.075 R)
• M40: 25,453,779 km (0.104 R)
• M41: 25,533,813 km (0.104 R)
• M42: 25,613,848 km (0.082 R)
• M43: 26,015,668 km (0.08 R)
• M44: 26,257,717 km (0.107 R)
• M45: 27,151,565 km (0.068 R)
• M46: 27,315,225 km (0.082 R)
• M47: 27,479,184 km (0.104 R)
• M48: 28,469,672 km (0.074 R)
• M49: 28,969,179 km (0.116 R)
• M50: 29,303,979 km (0.103 R)
• M51: 29,639,826 km (0.086 R)
• M52: 30,315,709 km (0.079 R)
• M53: 30,400,531 km (0.07 R)
• M54: 31,596,417 km (0.063 R)
• M55: 33,681,961 km (0.092 R)
• M56: 33,769,775 km (0.091 R)
• M57: 33,857,738 km (0.049 R)
• M58: 35,275,028 km (0.095 R)
• M59: 35,453,648 km (0.058 R)
• M60: 36,350,787 km (0.085 R)
• M61: 37,984,395 km (0.067 R)
• M62: 38,259,057 km (0.097 R)
• M63: 40,666,386 km (0.114 R)
• M64: 42,551,170 km (0.039 R)
• M65: 43,122,185 km (0.083 R)
• M66: 43,217,628 km (0.072 R)
• M67: 45,917,570 km (0.03 R)
• M68: 46,993,179 km (0.085 R)
• M69: 47,287,887 km (0.108 R)
• M70: 47,978,132 km (0.04 R)
• M71: 49,968,382 km (0.098 R)
• M72: 50,269,372 km (0.046 R)
• M73: 51,377,594 km (0.094 R)
• M74: 51,579,999 km (0.12 R)
• M75: 52,290,440 km (0.101 R)
• M76: 52,494,042 km (0.116 R)
• M77: 53,618,420 km (0.092 R)
• M78: 54,853,949 km (0.043 R)
• M79: 56,934,107 km (0.096 R)
• M80: 57,563,017 km (0.097 R)
• M81: 58,616,634 km (0.113 R)
• M82: 61,492,803 km (0.108 R)
• M83: 63,435,631 km (0.106 R)
• M84: 64,523,656 km (0.111 R)
• M85: 67,824,533 km (0.067 R)
• M86: 68,157,687 km (0.09 R)
• M87: 69,160,292 km (0.111 R)
• M88: 70,167,684 km (0.113 R)
• M89: 70,842,072 km (0.037 R)
• M90: 73,788,851 km (0.078 R)
• M91: 74,474,607 km (0.03 R)
• M92: 74,589,050 km (0.096 R)
• M93: 74,818,233 km (0.067 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.8

Radius: 4.8

Gravity: 28.38 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 13.7 AU - 16.08 AU

Year: 21762 Days

Day: 15.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 85.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 79,252,344 km

• M1: 72,705 km (0.085 R)
• M2: 127,308 km (0.09 R)
• M3: 335,997 km (0.102 R)
• M4: 491,878 km (0.086 R)
• M5: 534,364 km (0.102 R)
• M6: 1,081,144 km (0.085 R)
• M7: 1,194,539 km (0.041 R)
• M8: 1,252,733 km (0.104 R)
• M9: 1,953,299 km (0.045 R)
• M10: 2,056,971 km (0.119 R)
• M11: 3,067,804 km (0.087 R)
• M12: 3,310,601 km (0.119 R)
• M13: 4,075,495 km (0.107 R)
• M14: 4,706,499 km (0.088 R)
• M15: 4,845,625 km (0.069 R)
• M16: 5,223,359 km (0.105 R)
• M17: 5,464,212 km (0.059 R)
• M18: 6,722,180 km (0.107 R)
• M19: 8,852,005 km (0.104 R)
• M20: 9,370,811 km (0.083 R)
• M21: 10,558,618 km (0.117 R)
• M22: 10,985,420 km (0.05 R)
• M23: 12,299,488 km (0.11 R)
• M24: 12,813,058 km (0.085 R)
• M25: 14,127,125 km (0.114 R)
• M26: 15,072,285 km (0.073 R)
• M27: 15,209,017 km (0.101 R)
• M28: 15,277,533 km (0.088 R)
• M29: 15,690,573 km (0.056 R)
• M30: 16,247,226 km (0.057 R)
• M31: 16,527,872 km (0.058 R)
• M32: 16,668,793 km (0.12 R)
• M33: 17,522,847 km (0.087 R)
• M34: 20,926,049 km (0.12 R)
• M35: 22,701,926 km (0.103 R)
• M36: 23,330,835 km (0.099 R)
• M37: 24,365,005 km (0.117 R)
• M38: 25,658,279 km (0.074 R)
• M39: 26,560,204 km (0.098 R)
• M40: 26,808,088 km (0.077 R)
• M41: 27,974,503 km (0.037 R)
• M42: 29,755,166 km (0.072 R)
• M43: 30,270,531 km (0.119 R)
• M44: 30,529,335 km (0.118 R)
• M45: 30,875,654 km (0.116 R)
• M46: 30,962,421 km (0.1 R)
• M47: 32,009,905 km (0.089 R)
• M48: 32,097,719 km (0.03 R)
• M49: 32,361,610 km (0.118 R)
• M50: 32,980,347 km (0.113 R)
• M51: 35,040,309 km (0.098 R)
• M52: 35,130,816 km (0.105 R)
• M53: 35,311,979 km (0.032 R)
• M54: 36,222,880 km (0.111 R)
• M55: 37,418,616 km (0.084 R)
• M56: 37,603,669 km (0.1 R)
• M57: 38,067,721 km (0.098 R)
• M58: 39,377,152 km (0.113 R)
• M59: 40,796,536 km (0.112 R)
• M60: 42,811,619 km (0.113 R)
• M61: 43,005,199 km (0.082 R)
• M62: 43,199,078 km (0.036 R)
• M63: 44,662,444 km (0.075 R)
• M64: 45,844,716 km (0.111 R)
• M65: 46,638,782 km (0.041 R)
• M66: 49,859,624 km (0.11 R)
• M67: 51,702,670 km (0.061 R)
• M68: 52,218,633 km (0.052 R)
• M69: 53,151,525 km (0.069 R)
• M70: 54,403,958 km (0.027 R)
• M71: 55,455,183 km (0.109 R)
• M72: 56,300,859 km (0.078 R)
• M73: 57,364,052 km (0.104 R)
• M74: 57,684,191 km (0.045 R)
• M75: 59,078,742 km (0.086 R)
• M76: 59,942,520 km (0.092 R)
• M77: 62,448,734 km (0.063 R)
• M78: 63,108,161 km (0.112 R)
• M79: 64,989,055 km (0.081 R)
• M80: 65,992,258 km (0.116 R)
• M81: 66,888,200 km (0.117 R)
• M82: 69,714,104 km (0.119 R)
• M83: 70,626,651 km (0.12 R)
• M84: 71,543,087 km (0.032 R)
• M85: 72,002,802 km (0.043 R)
• M86: 72,463,413 km (0.084 R)
• M87: 72,925,072 km (0.119 R)
• M88: 73,735,444 km (0.096 R)
• M89: 77,123,836 km (0.114 R)
• M90: 78,067,499 km (0.037 R)
• M91: 78,422,345 km (0.041 R)
• M92: 78,540,677 km (0.117 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: 337 - 18,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit