🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.73 AU - 0.81 AU

Year: 243 Days

Day: 29.6 Hours

Environment

Temp: 136 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.81 AU - 1.35 AU

Year: 404 Days

Day: 41.1 Hours

Environment

Temp: 32 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,247,381 km

• M1: 64,177 km (0.068 R)

Asteroid Belt

Center: 1.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.32 AU - 2.14 AU

Year: 819 Days

Day: 27.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.74 AU - 2.06 AU

Year: 943 Days

Day: 34.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,247,381 km

• M1: 1,039,256 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.71 AU - 2.81 AU

Year: 1223 Days

Day: 30 Hours

Environment

Temp: -73 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.41 AU - 2.57 AU

Year: 1414 Days

Day: 36.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.9

Radius: 14.4

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 8.9 AU - 10.74 AU

Year: 11075 Days

Day: 6.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 44,247,381 km

• M1: 284,535 km (0.094 R)
• M2: 468,092 km (0.096 R)
• M3: 565,031 km (0.119 R)
• M4: 670,946 km (0.086 R)
• M5: 785,090 km (0.057 R)
• M6: 1,144,125 km (0.081 R)
• M7: 1,299,557 km (0.09 R)
• M8: 1,432,549 km (0.096 R)
• M9: 1,810,284 km (0.043 R)
• M10: 2,062,655 km (0.082 R)
• M11: 2,202,230 km (0.098 R)
• M12: 2,344,947 km (0.108 R)
• M13: 2,696,801 km (0.098 R)
• M14: 3,745,631 km (0.109 R)
• M15: 4,136,082 km (0.081 R)
• M16: 4,494,219 km (0.112 R)
• M17: 4,700,215 km (0.027 R)
• M18: 5,313,118 km (0.116 R)
• M19: 5,506,847 km (0.025 R)
• M20: 5,604,535 km (0.101 R)
• M21: 6,562,260 km (0.117 R)
• M22: 6,692,111 km (0.09 R)
• M23: 6,796,530 km (0.108 R)
• M24: 7,060,122 km (0.106 R)
• M25: 8,204,097 km (0.066 R)
• M26: 8,541,590 km (0.097 R)
• M27: 8,797,701 km (0.099 R)
• M28: 9,376,047 km (0.105 R)
• M29: 10,176,395 km (0.106 R)
• M30: 11,779,187 km (0.032 R)
• M31: 12,128,199 km (0.105 R)
• M32: 12,224,091 km (0.104 R)
• M33: 13,558,653 km (0.065 R)
• M34: 13,757,918 km (0.083 R)
• M35: 14,734,343 km (0.068 R)
• M36: 14,870,776 km (0.096 R)
• M37: 14,973,400 km (0.068 R)
• M38: 16,860,727 km (0.073 R)
• M39: 16,967,839 km (0.068 R)
• M40: 17,075,101 km (0.095 R)
• M41: 17,687,255 km (0.105 R)
• M42: 17,905,070 km (0.095 R)
• M43: 18,674,302 km (0.101 R)
• M44: 19,604,203 km (0.12 R)
• M45: 21,702,911 km (0.106 R)
• M46: 22,053,120 km (0.048 R)
• M47: 22,248,345 km (0.112 R)
• M48: 23,035,679 km (0.093 R)
• M49: 23,992,357 km (0.11 R)
• M50: 26,399,087 km (0.06 R)
• M51: 27,106,835 km (0.101 R)
• M52: 27,441,934 km (0.082 R)
• M53: 28,116,471 km (0.057 R)
• M54: 28,370,937 km (0.039 R)
• M55: 28,498,394 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.7

Radius: 7.9

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 12.67 AU - 17.97 AU

Year: 21580 Days

Day: 19.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 44,247,381 km

• M1: 316,250 km (0.099 R)
• M2: 652,247 km (0.109 R)
• M3: 763,398 km (0.095 R)
• M4: 1,060,051 km (0.115 R)
• M5: 1,192,295 km (0.097 R)
• M6: 1,600,398 km (0.063 R)
• M7: 2,818,424 km (0.039 R)
• M8: 2,897,412 km (0.095 R)
• M9: 3,030,404 km (0.115 R)
• M10: 3,165,491 km (0.075 R)
• M11: 3,302,672 km (0.077 R)
• M12: 3,554,445 km (0.09 R)
• M13: 4,017,451 km (0.097 R)
• M14: 4,166,151 km (0.055 R)
• M15: 4,438,270 km (0.068 R)
• M16: 4,747,488 km (0.069 R)
• M17: 5,386,720 km (0.075 R)
• M18: 5,816,814 km (0.077 R)
• M19: 6,780,075 km (0.058 R)
• M20: 7,172,021 km (0.087 R)
• M21: 7,498,294 km (0.082 R)
• M22: 8,658,575 km (0.047 R)
• M23: 9,318,302 km (0.111 R)
• M24: 9,515,472 km (0.112 R)
• M25: 10,034,576 km (0.091 R)
• M26: 10,644,936 km (0.103 R)
• M27: 10,727,215 km (0.108 R)
• M28: 10,933,809 km (0.118 R)
• M29: 12,983,749 km (0.082 R)
• M30: 13,159,825 km (0.114 R)
• M31: 13,514,522 km (0.106 R)
• M32: 13,872,211 km (0.083 R)
• M33: 14,233,041 km (0.074 R)
• M34: 15,102,503 km (0.06 R)
• M35: 17,326,276 km (0.111 R)
• M36: 17,861,238 km (0.086 R)
• M37: 20,055,240 km (0.095 R)
• M38: 20,156,967 km (0.106 R)
• M39: 20,977,062 km (0.117 R)
• M40: 21,391,149 km (0.119 R)
• M41: 22,490,993 km (0.089 R)
• M42: 22,596,758 km (0.063 R)
• M43: 23,127,831 km (0.112 R)
• M44: 24,039,929 km (0.097 R)
• M45: 24,419,010 km (0.097 R)
• M46: 24,690,829 km (0.054 R)
• M47: 25,237,759 km (0.111 R)
• M48: 26,176,635 km (0.115 R)
• M49: 26,343,587 km (0.105 R)
• M50: 27,861,257 km (0.081 R)
• M51: 27,917,955 km (0.067 R)
• M52: 28,831,250 km (0.099 R)
• M53: 29,176,372 km (0.12 R)
• M54: 30,044,937 km (0.078 R)
• M55: 30,219,667 km (0.108 R)
• M56: 30,394,697 km (0.116 R)
• M57: 30,628,668 km (0.078 R)
• M58: 31,098,256 km (0.115 R)
• M59: 31,157,197 km (0.094 R)
• M60: 31,925,981 km (0.038 R)
• M61: 32,163,841 km (0.074 R)
• M62: 32,760,886 km (0.061 R)
• M63: 33,845,022 km (0.057 R)
• M64: 34,026,784 km (0.05 R)
• M65: 34,208,994 km (0.074 R)
• M66: 34,818,456 km (0.107 R)
• M67: 35,063,198 km (0.082 R)
• M68: 35,247,203 km (0.093 R)
• M69: 35,308,538 km (0.093 R)
• M70: 36,048,150 km (0.119 R)
• M71: 36,295,735 km (0.059 R)
• M72: 36,419,751 km (0.056 R)
• M73: 36,606,150 km (0.115 R)
• M74: 36,730,466 km (0.064 R)
• M75: 38,107,963 km (0.115 R)
• M76: 38,803,144 km (0.079 R)
• M77: 38,993,433 km (0.107 R)
• M78: 40,077,569 km (0.109 R)
• M79: 41,171,728 km (0.114 R)
• M80: 43,323,543 km (0.091 R)
• M81: 43,586,836 km (0.082 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 19,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit