🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.51 AU - 0.65 AU

Year: 163 Days

Day: 23 Hours

Environment

Temp: 217 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,112,716 km

• M1: 243,097 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.93 AU - 1.09 AU

Year: 375 Days

Day: 33.3 Hours

Environment

Temp: 25 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.15 AU - 1.57 AU

Year: 585 Days

Day: 40.7 Hours

Environment

Temp: -23 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,112,716 km

• M1: 39,793 km (0.119 R)
• M2: 1,044,492 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.4

Radius: 12.4

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.11 AU - 8.91 AU

Year: 8364 Days

Day: 14.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 80,112,716 km

• M1: 155,582 km (0.1 R)
• M2: 794,065 km (0.081 R)
• M3: 907,311 km (0.032 R)
• M4: 1,097,151 km (0.063 R)
• M5: 1,378,096 km (0.117 R)
• M6: 1,578,557 km (0.093 R)
• M7: 1,767,349 km (0.114 R)
• M8: 2,214,048 km (0.116 R)
• M9: 2,572,186 km (0.059 R)
• M10: 2,745,719 km (0.107 R)
• M11: 3,210,071 km (0.059 R)
• M12: 3,289,807 km (0.069 R)
• M13: 3,924,251 km (0.115 R)
• M14: 4,095,990 km (0.054 R)
• M15: 4,596,395 km (0.049 R)
• M16: 4,686,602 km (0.118 R)
• M17: 5,023,048 km (0.105 R)
• M18: 5,147,364 km (0.109 R)
• M19: 5,399,137 km (0.04 R)
• M20: 5,719,575 km (0.086 R)
• M21: 5,947,563 km (0.105 R)
• M22: 6,547,749 km (0.116 R)
• M23: 7,662,253 km (0.067 R)
• M24: 7,877,824 km (0.095 R)
• M25: 8,872,500 km (0.12 R)
• M26: 9,136,840 km (0.112 R)
• M27: 10,616,961 km (0.112 R)
• M28: 11,920,557 km (0.073 R)
• M29: 12,254,459 km (0.107 R)
• M30: 13,274,268 km (0.087 R)
• M31: 13,837,953 km (0.094 R)
• M32: 14,013,132 km (0.102 R)
• M33: 14,321,154 km (0.104 R)
• M34: 14,498,278 km (0.113 R)
• M35: 14,720,730 km (0.116 R)
• M36: 14,989,108 km (0.08 R)
• M37: 15,349,340 km (0.119 R)
• M38: 16,308,861 km (0.038 R)
• M39: 16,586,664 km (0.109 R)
• M40: 16,726,089 km (0.106 R)
• M41: 17,193,732 km (0.096 R)
• M42: 17,665,713 km (0.076 R)
• M43: 17,808,131 km (0.102 R)
• M44: 17,903,424 km (0.071 R)
• M45: 18,477,880 km (0.04 R)
• M46: 19,302,314 km (0.118 R)
• M47: 20,188,233 km (0.096 R)
• M48: 20,436,715 km (0.117 R)
• M49: 21,846,824 km (0.114 R)
• M50: 22,358,000 km (0.041 R)
• M51: 23,184,080 km (0.097 R)
• M52: 26,261,906 km (0.038 R)
• M53: 27,133,314 km (0.117 R)
• M54: 27,352,624 km (0.117 R)
• M55: 27,627,585 km (0.101 R)
• M56: 29,634,590 km (0.079 R)
• M57: 29,747,537 km (0.102 R)
• M58: 30,200,519 km (0.11 R)
• M59: 32,035,038 km (0.069 R)
• M60: 32,150,976 km (0.104 R)
• M61: 32,557,583 km (0.107 R)
• M62: 33,082,821 km (0.108 R)
• M63: 33,552,110 km (0.078 R)
• M64: 33,669,843 km (0.09 R)
• M65: 33,787,577 km (0.114 R)
• M66: 35,751,198 km (0.095 R)
• M67: 36,353,479 km (0.064 R)
• M68: 36,655,817 km (0.119 R)
• M69: 38,057,698 km (0.118 R)
• M70: 38,487,942 km (0.106 R)
• M71: 38,857,897 km (0.114 R)
• M72: 39,539,166 km (0.096 R)
• M73: 39,787,947 km (0.096 R)
• M74: 39,974,795 km (0.081 R)
• M75: 41,291,406 km (0.079 R)
• M76: 41,606,908 km (0.089 R)
• M77: 42,303,884 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361

Radius: 6.3

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 15.76 AU - 21.58 AU

Year: 29764 Days

Day: 15.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 80,112,716 km

• M1: 106,663 km (0.054 R)
• M2: 210,933 km (0.089 R)
• M3: 453,282 km (0.063 R)
• M4: 494,271 km (0.093 R)
• M5: 671,246 km (0.057 R)
• M6: 742,753 km (0.119 R)
• M7: 1,000,211 km (0.086 R)
• M8: 1,167,462 km (0.071 R)
• M9: 1,374,206 km (0.075 R)
• M10: 1,560,605 km (0.11 R)
• M11: 2,609,286 km (0.116 R)
• M12: 3,700,603 km (0.117 R)
• M13: 3,960,304 km (0.083 R)
• M14: 4,181,260 km (0.108 R)
• M15: 4,225,990 km (0.031 R)
• M16: 4,821,240 km (0.084 R)
• M17: 4,915,188 km (0.08 R)
• M18: 5,057,156 km (0.119 R)
• M19: 5,987,804 km (0.034 R)
• M20: 6,190,360 km (0.114 R)
• M21: 6,602,352 km (0.1 R)
• M22: 7,670,631 km (0.097 R)
• M23: 7,890,689 km (0.085 R)
• M24: 8,057,042 km (0.1 R)
• M25: 8,449,886 km (0.086 R)
• M26: 8,906,459 km (0.031 R)
• M27: 9,665,369 km (0.047 R)
• M28: 9,784,000 km (0.032 R)
• M29: 10,323,749 km (0.09 R)
• M30: 10,688,917 km (0.113 R)
• M31: 11,306,906 km (0.093 R)
• M32: 11,872,985 km (0.12 R)
• M33: 12,191,478 km (0.103 R)
• M34: 12,383,861 km (0.084 R)
• M35: 12,642,067 km (0.048 R)
• M36: 13,163,565 km (0.072 R)
• M37: 15,250,456 km (0.109 R)
• M38: 15,457,798 km (0.108 R)
• M39: 15,875,326 km (0.12 R)
• M40: 16,155,822 km (0.118 R)
• M41: 16,296,594 km (0.076 R)
• M42: 18,457,385 km (0.062 R)
• M43: 19,197,446 km (0.045 R)
• M44: 21,243,496 km (0.098 R)
• M45: 21,320,689 km (0.066 R)
• M46: 21,630,057 km (0.119 R)
• M47: 23,517,084 km (0.06 R)
• M48: 24,238,296 km (0.083 R)
• M49: 25,620,131 km (0.112 R)
• M50: 26,943,923 km (0.116 R)
• M51: 28,885,703 km (0.104 R)
• M52: 29,830,115 km (0.099 R)
• M53: 31,134,309 km (0.068 R)
• M54: 31,749,156 km (0.108 R)
• M55: 32,634,626 km (0.09 R)
• M56: 33,617,933 km (0.064 R)
• M57: 35,065,591 km (0.119 R)
• M58: 36,072,684 km (0.1 R)
• M59: 36,996,301 km (0.049 R)
• M60: 38,114,994 km (0.094 R)
• M61: 39,718,683 km (0.045 R)
• M62: 40,194,554 km (0.08 R)
• M63: 40,576,627 km (0.032 R)
• M64: 41,923,307 km (0.11 R)
• M65: 43,774,282 km (0.101 R)
• M66: 44,462,881 km (0.089 R)
• M67: 45,850,850 km (0.109 R)
• M68: 46,750,681 km (0.063 R)
• M69: 47,253,031 km (0.074 R)
• M70: 48,161,838 km (0.104 R)
• M71: 48,771,000 km (0.118 R)
• M72: 52,062,153 km (0.062 R)
• M73: 52,896,162 km (0.118 R)
• M74: 55,000,256 km (0.067 R)
• M75: 55,212,236 km (0.094 R)
• M76: 56,062,550 km (0.073 R)
• M77: 57,561,222 km (0.079 R)
• M78: 59,942,520 km (0.081 R)
• M79: 62,135,326 km (0.04 R)
• M80: 64,242,562 km (0.105 R)
• M81: 64,577,362 km (0.097 R)
• M82: 65,473,154 km (0.085 R)
• M83: 66,937,717 km (0.12 R)
• M84: 67,390,400 km (0.101 R)
• M85: 68,526,745 km (0.102 R)
• M86: 70,128,340 km (0.088 R)
• M87: 70,473,163 km (0.119 R)
• M88: 71,049,115 km (0.098 R)
• M89: 72,089,568 km (0.116 R)
• M90: 73,718,240 km (0.097 R)
• M91: 75,006,428 km (0.088 R)
• M92: 75,947,847 km (0.062 R)
• M93: 76,301,945 km (0.056 R)
• M94: 77,011,787 km (0.111 R)
• M95: 77,604,943 km (0.029 R)
• M96: 79,154,178 km (0.103 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 13,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit