🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.54 AU - 0.54 AU

Year: 180 Days

Day: 30.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.57 AU - 0.87 AU

Year: 277 Days

Day: 37.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.87 AU - 1.03 AU

Year: 419 Days

Day: 14 Hours

Environment

Temp: -75 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.01 AU - 1.53 AU

Year: 648 Days

Day: 25.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,564,185 km

• M1: 44,281 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.34 AU - 1.94 AU

Year: 951 Days

Day: 47.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.99 AU - 2.43 AU

Year: 1488 Days

Day: 21.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.3

Radius: 8.6

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.81 AU - 4.55 AU

Year: 3198 Days

Day: 8.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 72,564,185 km

• M1: 206,744 km (0.072 R)
• M2: 281,543 km (0.057 R)
• M3: 369,058 km (0.086 R)
• M4: 431,141 km (0.106 R)
• M5: 490,083 km (0.094 R)
• M6: 576,101 km (0.1 R)
• M7: 676,482 km (0.066 R)
• M8: 755,918 km (0.05 R)
• M9: 924,814 km (0.032 R)
• M10: 993,779 km (0.094 R)
• M11: 1,085,333 km (0.088 R)
• M12: 1,169,257 km (0.095 R)
• M13: 1,299,108 km (0.104 R)
• M14: 1,354,758 km (0.109 R)
• M15: 1,866,533 km (0.039 R)
• M16: 2,216,592 km (0.106 R)
• M17: 2,351,529 km (0.087 R)
• M18: 2,544,959 km (0.073 R)
• M19: 2,686,479 km (0.116 R)
• M20: 2,933,016 km (0.119 R)
• M21: 3,036,687 km (0.108 R)
• M22: 3,401,257 km (0.105 R)
• M23: 3,683,997 km (0.117 R)
• M24: 4,040,040 km (0.106 R)
• M25: 4,122,469 km (0.057 R)
• M26: 4,272,216 km (0.06 R)
• M27: 4,509,029 km (0.03 R)
• M28: 4,646,211 km (0.084 R)
• M29: 4,732,678 km (0.049 R)
• M30: 5,172,945 km (0.114 R)
• M31: 5,316,708 km (0.092 R)
• M32: 5,608,125 km (0.097 R)
• M33: 5,830,128 km (0.087 R)
• M34: 5,998,575 km (0.089 R)
• M35: 6,321,108 km (0.113 R)
• M36: 6,436,299 km (0.08 R)
• M37: 6,513,491 km (0.042 R)
• M38: 7,544,819 km (0.058 R)
• M39: 7,769,365 km (0.105 R)
• M40: 8,079,332 km (0.112 R)
• M41: 8,393,338 km (0.086 R)
• M42: 8,477,711 km (0.069 R)
• M43: 9,359,142 km (0.076 R)
• M44: 9,534,620 km (0.1 R)
• M45: 9,777,567 km (0.095 R)
• M46: 10,000,169 km (0.108 R)
• M47: 10,723,923 km (0.094 R)
• M48: 11,441,096 km (0.038 R)
• M49: 11,935,666 km (0.112 R)
• M50: 13,019,054 km (0.109 R)
• M51: 13,535,316 km (0.12 R)
• M52: 13,708,850 km (0.117 R)
• M53: 14,587,887 km (0.089 R)
• M54: 15,485,025 km (0.067 R)
• M55: 15,796,787 km (0.117 R)
• M56: 15,953,416 km (0.094 R)
• M57: 16,691,233 km (0.081 R)
• M58: 16,824,076 km (0.098 R)
• M59: 17,037,552 km (0.107 R)
• M60: 17,144,514 km (0.117 R)
• M61: 17,386,265 km (0.098 R)
• M62: 18,199,927 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.5

Radius: 3.5

Gravity: 43.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 10.29 AU - 15.67 AU

Year: 21186 Days

Day: 22.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 72,564,185 km

• M1: 233,522 km (0.045 R)
• M2: 264,190 km (0.026 R)
• M3: 759,060 km (0.08 R)
• M4: 1,004,550 km (0.111 R)
• M5: 1,503,309 km (0.05 R)
• M6: 1,715,289 km (0.098 R)
• M7: 1,809,087 km (0.052 R)
• M8: 1,936,694 km (0.102 R)
• M9: 2,475,845 km (0.116 R)
• M10: 2,581,760 km (0.074 R)
• M11: 2,798,228 km (0.063 R)
• M12: 4,006,381 km (0.058 R)
• M13: 4,130,846 km (0.047 R)
• M14: 4,992,679 km (0.098 R)
• M15: 5,171,598 km (0.096 R)
• M16: 5,581,796 km (0.062 R)
• M17: 5,674,247 km (0.036 R)
• M18: 5,767,447 km (0.077 R)
• M19: 5,814,121 km (0.105 R)
• M20: 6,384,538 km (0.075 R)
• M21: 6,972,757 km (0.089 R)
• M22: 7,731,816 km (0.117 R)
• M23: 8,945,953 km (0.107 R)
• M24: 9,054,262 km (0.065 R)
• M25: 9,272,226 km (0.08 R)
• M26: 9,713,390 km (0.094 R)
• M27: 10,673,359 km (0.091 R)
• M28: 10,903,740 km (0.074 R)
• M29: 11,427,632 km (0.062 R)
• M30: 12,079,280 km (0.105 R)
• M31: 12,803,633 km (0.115 R)
• M32: 12,987,040 km (0.116 R)
• M33: 13,542,048 km (0.053 R)
• M34: 14,167,966 km (0.107 R)
• M35: 14,357,506 km (0.087 R)
• M36: 15,318,074 km (0.086 R)
• M37: 16,897,379 km (0.083 R)
• M38: 17,842,388 km (0.11 R)
• M39: 19,221,681 km (0.082 R)
• M40: 19,501,728 km (0.104 R)
• M41: 20,706,589 km (0.042 R)
• M42: 23,261,871 km (0.057 R)
• M43: 24,085,257 km (0.095 R)
• M44: 24,311,449 km (0.066 R)
• M45: 27,002,116 km (0.104 R)
• M46: 27,394,212 km (0.118 R)
• M47: 27,788,104 km (0.074 R)
• M48: 27,946,229 km (0.088 R)
• M49: 28,661,306 km (0.093 R)
• M50: 28,980,997 km (0.092 R)
• M51: 29,061,182 km (0.058 R)
• M52: 29,382,368 km (0.083 R)
• M53: 29,462,852 km (0.074 R)
• M54: 29,624,118 km (0.111 R)
• M55: 30,842,443 km (0.117 R)
• M56: 31,252,042 km (0.064 R)
• M57: 31,746,164 km (0.062 R)
• M58: 33,243,788 km (0.092 R)
• M59: 33,663,859 km (0.113 R)
• M60: 34,170,248 km (0.068 R)
• M61: 34,339,593 km (0.074 R)
• M62: 34,934,544 km (0.117 R)
• M63: 35,447,215 km (0.076 R)
• M64: 37,348,305 km (0.061 R)
• M65: 37,784,981 km (0.057 R)
• M66: 39,370,868 km (0.061 R)
• M67: 39,459,580 km (0.117 R)
• M68: 40,888,539 km (0.039 R)
• M69: 42,152,641 km (0.112 R)
• M70: 44,164,882 km (0.06 R)
• M71: 45,461,596 km (0.093 R)
• M72: 48,472,104 km (0.084 R)
• M73: 48,662,392 km (0.115 R)
• M74: 49,139,161 km (0.08 R)
• M75: 49,330,347 km (0.092 R)
• M76: 51,449,400 km (0.076 R)
• M77: 51,740,668 km (0.057 R)
• M78: 52,422,385 km (0.115 R)
• M79: 53,303,217 km (0.052 R)
• M80: 54,386,455 km (0.115 R)
• M81: 56,674,705 km (0.106 R)
• M82: 56,774,935 km (0.11 R)
• M83: 57,075,926 km (0.109 R)
• M84: 63,725,402 km (0.108 R)
• M85: 64,246,900 km (0.098 R)
• M86: 66,875,933 km (0.108 R)
• M87: 67,299,744 km (0.101 R)
• M88: 67,512,023 km (0.118 R)
• M89: 68,790,337 km (0.113 R)
• M90: 70,076,729 km (0.085 R)
• M91: 70,938,562 km (0.098 R)
• M92: 71,046,572 km (0.058 R)
• M93: 71,695,677 km (0.108 R)
• M94: 72,129,511 km (0.115 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 13,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit